{"type":"FeatureCollection","features":[
{"type":"Feature","properties":{"label":"Iron River 1946","title":"Iron River","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277845","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d5731","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Iron%20River_277845_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Iron%20River_277845_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.625,46],[-88.625,46.125],[-88.75,46.125],[-88.75,46],[-88.625,46]]]}},
{"type":"Feature","properties":{"label":"Iron River 1946","title":"Iron River","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470828","websiteUrl":"https://www.sciencebase.gov/catalog/item/5d163007e4b0941bde5d667d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Iron%20River_470828_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Iron%20River_470828_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.625,46],[-88.625,46.125],[-88.75,46.125],[-88.75,46],[-88.625,46]]]}},
{"type":"Feature","properties":{"label":"Gibbs City 1946","title":"Gibbs City","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277809","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327fe4b00f54eb3d55bc","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gibbs%20City_277809_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gibbs%20City_277809_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.625,46.125],[-88.625,46.25],[-88.75,46.25],[-88.75,46.125],[-88.625,46.125]]]}},
{"type":"Feature","properties":{"label":"Gibbs City 1946","title":"Gibbs City","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470751","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce7e4b069579750df7b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gibbs%20City_470751_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gibbs%20City_470751_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.625,46.125],[-88.625,46.25],[-88.75,46.25],[-88.75,46.125],[-88.625,46.125]]]}},
{"type":"Feature","properties":{"label":"Gaastra 1946","title":"Gaastra","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277804","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ee4b00f54eb3d5597","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gaastra_277804_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gaastra_277804_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.5,46],[-88.5,46.125],[-88.625,46.125],[-88.625,46],[-88.5,46]]]}},
{"type":"Feature","properties":{"label":"Sunset Lake 1946","title":"Sunset Lake","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277933","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59d9","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Sunset%20Lake_277933_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Sunset%20Lake_277933_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.5,46.125],[-88.5,46.25],[-88.625,46.25],[-88.625,46.125],[-88.5,46.125]]]}},
{"type":"Feature","properties":{"label":"Sunset Lake 1946","title":"Sunset Lake","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471031","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15cf1e4b069579750df8d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Sunset%20Lake_471031_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Sunset%20Lake_471031_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.5,46.125],[-88.5,46.25],[-88.625,46.25],[-88.625,46.125],[-88.5,46.125]]]}},
{"type":"Feature","properties":{"label":"Fortune Lakes 1946","title":"Fortune Lakes","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277796","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327de4b00f54eb3d5578","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Fortune%20Lakes_277796_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Fortune%20Lakes_277796_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.375,46],[-88.375,46.125],[-88.5,46.125],[-88.5,46],[-88.375,46]]]}},
{"type":"Feature","properties":{"label":"Fortune Lakes 1946","title":"Fortune Lakes","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470741","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce7e4b069579750df79","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Fortune%20Lakes_470741_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Fortune%20Lakes_470741_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.375,46],[-88.375,46.125],[-88.5,46.125],[-88.5,46],[-88.375,46]]]}},
{"type":"Feature","properties":{"label":"Ahmeek 1941","title":"Ahmeek","datePub":"1941","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470535","websiteUrl":"https://www.sciencebase.gov/catalog/item/604ec5b1d34eb1203120449e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ahmeek_470535_1941_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ahmeek_470535_1941_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.375,47.25],[-88.375,47.375],[-88.5,47.375],[-88.5,47.25],[-88.375,47.25]]]}},
{"type":"Feature","properties":{"label":"Crystal Falls 1946","title":"Crystal Falls","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277776","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3277e4b00f54eb3d54af","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Crystal%20Falls_277776_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Crystal%20Falls_277776_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.25,46],[-88.25,46.125],[-88.375,46.125],[-88.375,46],[-88.25,46]]]}},
{"type":"Feature","properties":{"label":"Crystal Falls 1946","title":"Crystal Falls","datePub":"1946","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470647","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06eb9e4b0b0c58b56c327","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Crystal%20Falls_470647_1946_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Crystal%20Falls_470647_1946_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.25,46],[-88.25,46.125],[-88.375,46.125],[-88.375,46],[-88.25,46]]]}},
{"type":"Feature","properties":{"label":"Mohawk 1941","title":"Mohawk","datePub":"1941","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277862","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3292e4b00f54eb3d57aa","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Mohawk_277862_1941_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Mohawk_277862_1941_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.25,47.25],[-88.25,47.375],[-88.375,47.375],[-88.375,47.25],[-88.25,47.25]]]}},
{"type":"Feature","properties":{"label":"Gay 1938","title":"Gay","datePub":"1938","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277808","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327fe4b00f54eb3d55b7","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gay_277808_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gay_277808_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.125,47.125],[-88.125,47.25],[-88.25,47.25],[-88.25,47.125],[-88.125,47.125]]]}},
{"type":"Feature","properties":{"label":"Bruneau Creek 1938","title":"Bruneau Creek","datePub":"1938","dateSurvey":"1938","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277764","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3275e4b00f54eb3d5451","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Bruneau%20Creek_277764_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Bruneau%20Creek_277764_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.125,47.25],[-88.125,47.375],[-88.25,47.375],[-88.25,47.25],[-88.125,47.25]]]}},
{"type":"Feature","properties":{"label":"Central 1940","title":"Central","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470620","websiteUrl":"https://www.sciencebase.gov/catalog/item/604ec5b3d34eb120312044a2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Central_470620_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Central_470620_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88.125,47.375],[-88.125,47.5],[-88.25,47.5],[-88.25,47.375],[-88.125,47.375]]]}},
{"type":"Feature","properties":{"label":"Deer Lake 1939","title":"Deer Lake","datePub":"1939","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470679","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebae4b0b0c58b56c32c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Deer%20Lake_470679_1939_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Deer%20Lake_470679_1939_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88,47.25],[-88,47.375],[-88.125,47.375],[-88.125,47.25],[-88,47.25]]]}},
{"type":"Feature","properties":{"label":"Deer Lake 1940","title":"Deer Lake","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277781","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3279e4b00f54eb3d54f1","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Deer%20Lake_277781_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Deer%20Lake_277781_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88,47.25],[-88,47.375],[-88.125,47.375],[-88.125,47.25],[-88,47.25]]]}},
{"type":"Feature","properties":{"label":"Delaware 1938","title":"Delaware","datePub":"1938","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277782","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3279e4b00f54eb3d54fd","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Delaware_277782_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Delaware_277782_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88,47.375],[-88,47.5],[-88.125,47.5],[-88.125,47.375],[-88,47.375]]]}},
{"type":"Feature","properties":{"label":"Delaware 1939","title":"Delaware","datePub":"1939","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470681","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebae4b0b0c58b56c330","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Delaware_470681_1939_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Delaware_470681_1939_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-88,47.375],[-88,47.5],[-88.125,47.5],[-88.125,47.375],[-88,47.375]]]}},
{"type":"Feature","properties":{"label":"Point Isabelle 1927","title":"Point Isabelle","datePub":"1927","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277884","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329de4b00f54eb3d5870","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Point%20Isabelle_277884_1927_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Point%20Isabelle_277884_1927_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.875,47.25],[-87.875,47.375],[-88,47.375],[-88,47.25],[-87.875,47.25]]]}},
{"type":"Feature","properties":{"label":"Lake Medora 1940","title":"Lake Medora","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470856","websiteUrl":"https://www.sciencebase.gov/catalog/item/604ec5c3d34eb120312044a6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Lake%20Medora_470856_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Lake%20Medora_470856_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.875,47.375],[-87.875,47.5],[-88,47.5],[-88,47.375],[-87.875,47.375]]]}},
{"type":"Feature","properties":{"label":"Fort Wilkins 1940","title":"Fort Wilkins","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277795","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ce4b00f54eb3d5571","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Fort%20Wilkins_277795_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Fort%20Wilkins_277795_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.75,47.375],[-87.75,47.5],[-87.875,47.5],[-87.875,47.375],[-87.75,47.375]]]}},
{"type":"Feature","properties":{"label":"Fort Wilkins 1940","title":"Fort Wilkins","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470739","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce6e4b069579750df77","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Fort%20Wilkins_470739_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Fort%20Wilkins_470739_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.75,47.375],[-87.75,47.5],[-87.875,47.5],[-87.875,47.375],[-87.75,47.375]]]}},
{"type":"Feature","properties":{"label":"Manitou Island 1940","title":"Manitou Island","datePub":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470873","websiteUrl":"https://www.sciencebase.gov/catalog/item/5d2da961e4b038fabe22d8d8","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manitou%20Island_470873_1940_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manitou%20Island_470873_1940_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.5833333,47.375],[-87.5833333,47.5],[-87.75,47.5],[-87.75,47.375],[-87.5833333,47.375]]]}},
{"type":"Feature","properties":{"label":"Helena SW 1932","title":"Helena SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277840","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328fe4b00f54eb3d56ff","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20SW_277840_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20SW_277840_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46],[-87.375,46.125],[-87.5,46.125],[-87.5,46],[-87.375,46]]]}},
{"type":"Feature","properties":{"label":"Helena SW 1951","title":"Helena SW","datePub":"1951","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277841","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328fe4b00f54eb3d5709","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20SW_277841_1951_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20SW_277841_1951_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46],[-87.375,46.125],[-87.5,46.125],[-87.5,46],[-87.375,46]]]}},
{"type":"Feature","properties":{"label":"Helena NW 1932","title":"Helena NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277837","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ee4b00f54eb3d56e0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20NW_277837_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20NW_277837_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46.125],[-87.375,46.25],[-87.5,46.25],[-87.5,46.125],[-87.375,46.125]]]}},
{"type":"Feature","properties":{"label":"Helena NW 1951","title":"Helena NW","datePub":"1951","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277836","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328de4b00f54eb3d56d7","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20NW_277836_1951_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20NW_277836_1951_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46.125],[-87.375,46.25],[-87.5,46.25],[-87.5,46.125],[-87.375,46.125]]]}},
{"type":"Feature","properties":{"label":"Harvey SW 1932","title":"Harvey SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277833","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328de4b00f54eb3d56b7","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Harvey%20SW_277833_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Harvey%20SW_277833_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46.25],[-87.375,46.375],[-87.5,46.375],[-87.5,46.25],[-87.375,46.25]]]}},
{"type":"Feature","properties":{"label":"Harvey NW 1932","title":"Harvey NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277831","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ce4b00f54eb3d56a6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Harvey%20NW_277831_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Harvey%20NW_277831_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.375,46.375],[-87.375,46.5],[-87.5,46.5],[-87.5,46.375],[-87.375,46.375]]]}},
{"type":"Feature","properties":{"label":"Bark River NE 1932","title":"Bark River NE","datePub":"1932","dateSurvey":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277754","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3274e4b00f54eb3d5414","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Bark%20River%20NE_277754_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Bark%20River%20NE_277754_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,45.625],[-87.25,45.75],[-87.375,45.75],[-87.375,45.625],[-87.25,45.625]]]}},
{"type":"Feature","properties":{"label":"Bark River NE 1932","title":"Bark River NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470562","websiteUrl":"https://www.sciencebase.gov/catalog/item/5d8f8b00e4b0c4f70d0cda1c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Bark%20River%20NE_470562_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Bark%20River%20NE_470562_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,45.625],[-87.25,45.75],[-87.375,45.75],[-87.375,45.625],[-87.25,45.625]]]}},
{"type":"Feature","properties":{"label":"Whitney SE 1932","title":"Whitney SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277946","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ade4b00f54eb3d5a0f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Whitney%20SE_277946_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Whitney%20SE_277946_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,45.75],[-87.25,45.875],[-87.375,45.875],[-87.375,45.75],[-87.25,45.75]]]}},
{"type":"Feature","properties":{"label":"Whitney NE 1932","title":"Whitney NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277945","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ade4b00f54eb3d5a07","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Whitney%20NE_277945_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Whitney%20NE_277945_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,45.875],[-87.25,46],[-87.375,46],[-87.375,45.875],[-87.25,45.875]]]}},
{"type":"Feature","properties":{"label":"Helena SE 1932","title":"Helena SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277839","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ee4b00f54eb3d56f6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20SE_277839_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20SE_277839_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46],[-87.25,46.125],[-87.375,46.125],[-87.375,46],[-87.25,46]]]}},
{"type":"Feature","properties":{"label":"Helena 1932","title":"Helena","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471110","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ceae4b069579750df87","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena_471110_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena_471110_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46],[-87.25,46.125],[-87.375,46.125],[-87.375,46],[-87.25,46]]]}},
{"type":"Feature","properties":{"label":"Helena SE 1951","title":"Helena SE","datePub":"1951","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277838","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ee4b00f54eb3d56eb","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20SE_277838_1951_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20SE_277838_1951_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46],[-87.25,46.125],[-87.375,46.125],[-87.375,46],[-87.25,46]]]}},
{"type":"Feature","properties":{"label":"Helena 1951","title":"Helena","datePub":"1951","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471109","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce9e4b069579750df85","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena_471109_1951_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena_471109_1951_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46],[-87.25,46.125],[-87.375,46.125],[-87.375,46],[-87.25,46]]]}},
{"type":"Feature","properties":{"label":"Helena NE 1932","title":"Helena NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277835","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328de4b00f54eb3d56cc","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20NE_277835_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20NE_277835_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46.125],[-87.25,46.25],[-87.375,46.25],[-87.375,46.125],[-87.25,46.125]]]}},
{"type":"Feature","properties":{"label":"Helena NE 1951","title":"Helena NE","datePub":"1951","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277834","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328de4b00f54eb3d56c2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Helena%20NE_277834_1951_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Helena%20NE_277834_1951_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46.125],[-87.25,46.25],[-87.375,46.25],[-87.375,46.125],[-87.25,46.125]]]}},
{"type":"Feature","properties":{"label":"Harvey SE 1932","title":"Harvey SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277832","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ce4b00f54eb3d56b0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Harvey%20SE_277832_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Harvey%20SE_277832_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46.25],[-87.25,46.375],[-87.375,46.375],[-87.375,46.25],[-87.25,46.25]]]}},
{"type":"Feature","properties":{"label":"Harvey NE 1932","title":"Harvey NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277830","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ce4b00f54eb3d569d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Harvey%20NE_277830_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Harvey%20NE_277830_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.25,46.375],[-87.25,46.5],[-87.375,46.5],[-87.375,46.375],[-87.25,46.375]]]}},
{"type":"Feature","properties":{"label":"Gladstone SW 1932","title":"Gladstone SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277820","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3289e4b00f54eb3d563f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20SW_277820_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20SW_277820_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,45.75],[-87.125,45.875],[-87.25,45.875],[-87.25,45.75],[-87.125,45.75]]]}},
{"type":"Feature","properties":{"label":"Gladstone NW 1932","title":"Gladstone NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277818","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3289e4b00f54eb3d5626","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20NW_277818_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20NW_277818_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,45.875],[-87.125,46],[-87.25,46],[-87.25,45.875],[-87.125,45.875]]]}},
{"type":"Feature","properties":{"label":"Gladstone NW 1950","title":"Gladstone NW","datePub":"1950","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277817","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3288e4b00f54eb3d5620","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20NW_277817_1950_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20NW_277817_1950_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,45.875],[-87.125,46],[-87.25,46],[-87.25,45.875],[-87.125,45.875]]]}},
{"type":"Feature","properties":{"label":"Rock SW 1932","title":"Rock SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277899","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a1e4b00f54eb3d590a","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rock%20SW_277899_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rock%20SW_277899_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,46],[-87.125,46.125],[-87.25,46.125],[-87.25,46],[-87.125,46]]]}},
{"type":"Feature","properties":{"label":"Rock NW 1932","title":"Rock NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277897","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a1e4b00f54eb3d58fa","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rock%20NW_277897_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rock%20NW_277897_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,46.125],[-87.125,46.25],[-87.25,46.25],[-87.25,46.125],[-87.125,46.125]]]}},
{"type":"Feature","properties":{"label":"Skandia SW 1932","title":"Skandia SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277921","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a5e4b00f54eb3d599e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skandia%20SW_277921_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skandia%20SW_277921_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,46.25],[-87.125,46.375],[-87.25,46.375],[-87.25,46.25],[-87.125,46.25]]]}},
{"type":"Feature","properties":{"label":"Skandia NW 1950","title":"Skandia NW","datePub":"1950","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277919","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a5e4b00f54eb3d5993","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skandia%20NW_277919_1950_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skandia%20NW_277919_1950_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87.125,46.375],[-87.125,46.5],[-87.25,46.5],[-87.25,46.375],[-87.125,46.375]]]}},
{"type":"Feature","properties":{"label":"Gladstone SE 1932","title":"Gladstone SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277814","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3289e4b00f54eb3d562f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20SE_277814_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20SE_277814_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,45.75],[-87,45.875],[-87.125,45.875],[-87.125,45.75],[-87,45.75]]]}},
{"type":"Feature","properties":{"label":"Gladstone SE 1932","title":"Gladstone SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470756","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce8e4b069579750df81","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20SE_470756_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20SE_470756_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,45.75],[-87,45.875],[-87.125,45.875],[-87.125,45.75],[-87,45.75]]]}},
{"type":"Feature","properties":{"label":"Gladstone NE 1932","title":"Gladstone NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277816","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3288e4b00f54eb3d5615","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gladstone%20NE_277816_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gladstone%20NE_277816_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,45.875],[-87,46],[-87.125,46],[-87.125,45.875],[-87,45.875]]]}},
{"type":"Feature","properties":{"label":"Rock SE 1932","title":"Rock SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277898","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a1e4b00f54eb3d5901","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rock%20SE_277898_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rock%20SE_277898_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,46],[-87,46.125],[-87.125,46.125],[-87.125,46],[-87,46]]]}},
{"type":"Feature","properties":{"label":"Rock NE 1932","title":"Rock NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277896","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a0e4b00f54eb3d58ed","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rock%20NE_277896_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rock%20NE_277896_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,46.125],[-87,46.25],[-87.125,46.25],[-87.125,46.125],[-87,46.125]]]}},
{"type":"Feature","properties":{"label":"Skandia SE 1932","title":"Skandia SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277920","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a5e4b00f54eb3d5999","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skandia%20SE_277920_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skandia%20SE_277920_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,46.25],[-87,46.375],[-87.125,46.375],[-87.125,46.25],[-87,46.25]]]}},
{"type":"Feature","properties":{"label":"Skandia NE 1932","title":"Skandia NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277918","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a4e4b00f54eb3d598d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skandia%20NE_277918_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skandia%20NE_277918_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-87,46.375],[-87,46.5],[-87.125,46.5],[-87.125,46.375],[-87,46.375]]]}},
{"type":"Feature","properties":{"label":"Rapid River SW 1932","title":"Rapid River SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277891","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329fe4b00f54eb3d58b8","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rapid%20River%20SW_277891_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rapid%20River%20SW_277891_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.875,45.75],[-86.875,45.875],[-87,45.875],[-87,45.75],[-86.875,45.75]]]}},
{"type":"Feature","properties":{"label":"Rapid River NW 1932","title":"Rapid River NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277888","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ee4b00f54eb3d5897","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rapid%20River%20NW_277888_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rapid%20River%20NW_277888_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.875,45.875],[-86.875,46],[-87,46],[-87,45.875],[-86.875,45.875]]]}},
{"type":"Feature","properties":{"label":"Rapid River NW 1932","title":"Rapid River NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277889","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329fe4b00f54eb3d58a4","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rapid%20River%20NW_277889_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rapid%20River%20NW_277889_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.875,45.875],[-86.875,46],[-87,46],[-87,45.875],[-86.875,45.875]]]}},
{"type":"Feature","properties":{"label":"Trenary SW 1932","title":"Trenary SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277936","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59e1","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Trenary%20SW_277936_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Trenary%20SW_277936_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.875,46],[-86.875,46.125],[-87,46.125],[-87,46],[-86.875,46]]]}},
{"type":"Feature","properties":{"label":"Rapid River SE 1932","title":"Rapid River SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277890","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329fe4b00f54eb3d58ad","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rapid%20River%20SE_277890_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rapid%20River%20SE_277890_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.75,45.75],[-86.75,45.875],[-86.875,45.875],[-86.875,45.75],[-86.75,45.75]]]}},
{"type":"Feature","properties":{"label":"Rapid River NE 1932","title":"Rapid River NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277887","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ee4b00f54eb3d588d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rapid%20River%20NE_277887_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rapid%20River%20NE_277887_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.75,45.875],[-86.75,46],[-86.875,46],[-86.875,45.875],[-86.75,45.875]]]}},
{"type":"Feature","properties":{"label":"Trenary SE 1932","title":"Trenary SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277935","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59dc","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Trenary%20SE_277935_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Trenary%20SE_277935_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.75,46],[-86.75,46.125],[-86.875,46.125],[-86.875,46],[-86.75,46]]]}},
{"type":"Feature","properties":{"label":"Burnt Bluff SW 1932","title":"Burnt Bluff SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277765","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3276e4b00f54eb3d546c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Burnt%20Bluff%20SW_277765_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Burnt%20Bluff%20SW_277765_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.625,45.5],[-86.625,45.625],[-86.75,45.625],[-86.75,45.5],[-86.625,45.5]]]}},
{"type":"Feature","properties":{"label":"Burnt Bluff NW 1932","title":"Burnt Bluff NW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277767","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3276e4b00f54eb3d5464","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Burnt%20Bluff%20NW_277767_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Burnt%20Bluff%20NW_277767_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.625,45.625],[-86.625,45.75],[-86.75,45.75],[-86.75,45.625],[-86.625,45.625]]]}},
{"type":"Feature","properties":{"label":"Garden NW and SW 1932","title":"Garden NW and SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277807","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ee4b00f54eb3d55ac","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Garden%20NW%20and%20SW_277807_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Garden%20NW%20and%20SW_277807_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.625,45.875],[-86.625,46],[-86.75,46],[-86.75,45.875],[-86.625,45.875]]]}},
{"type":"Feature","properties":{"label":"Skeels Lake NW and SW 1932","title":"Skeels Lake NW and SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277923","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a5e4b00f54eb3d59a9","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skeels%20Lake%20NW%20and%20SW_277923_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skeels%20Lake%20NW%20and%20SW_277923_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.625,46],[-86.625,46.125],[-86.75,46.125],[-86.75,46],[-86.625,46]]]}},
{"type":"Feature","properties":{"label":"Burnt Bluff NE 1932","title":"Burnt Bluff NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277766","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3276e4b00f54eb3d545a","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Burnt%20Bluff%20NE_277766_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Burnt%20Bluff%20NE_277766_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,45.625],[-86.5,45.75],[-86.625,45.75],[-86.625,45.625],[-86.5,45.625]]]}},
{"type":"Feature","properties":{"label":"Garden SE 1932","title":"Garden SE","datePub":"1932","dateSurvey":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277806","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ee4b00f54eb3d55b0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Garden%20SE_277806_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Garden%20SE_277806_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,45.75],[-86.5,45.875],[-86.625,45.875],[-86.625,45.75],[-86.5,45.75]]]}},
{"type":"Feature","properties":{"label":"Garden NE 1932","title":"Garden NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277805","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ee4b00f54eb3d55a0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Garden%20NE_277805_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Garden%20NE_277805_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,45.875],[-86.5,46],[-86.625,46],[-86.625,45.875],[-86.5,45.875]]]}},
{"type":"Feature","properties":{"label":"Skeels Lake SE 1932","title":"Skeels Lake SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277924","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aae4b00f54eb3d59bb","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skeels%20Lake%20SE_277924_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skeels%20Lake%20SE_277924_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,46],[-86.5,46.125],[-86.625,46.125],[-86.625,46],[-86.5,46]]]}},
{"type":"Feature","properties":{"label":"Skeels Lake NE 1931","title":"Skeels Lake NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277922","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a5e4b00f54eb3d59a3","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Skeels%20Lake%20NE_277922_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Skeels%20Lake%20NE_277922_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,46.125],[-86.5,46.25],[-86.625,46.25],[-86.625,46.125],[-86.5,46.125]]]}},
{"type":"Feature","properties":{"label":"Munising SE 1931","title":"Munising SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277867","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329be4b00f54eb3d5808","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Munising%20SE_277867_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Munising%20SE_277867_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.5,46.25],[-86.5,46.375],[-86.625,46.375],[-86.625,46.25],[-86.5,46.25]]]}},
{"type":"Feature","properties":{"label":"Hart NW 1931","title":"Hart NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277827","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328be4b00f54eb3d5685","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Hart%20NW_277827_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Hart%20NW_277827_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,43.625],[-86.375,43.75],[-86.5,43.75],[-86.5,43.625],[-86.375,43.625]]]}},
{"type":"Feature","properties":{"label":"Ludington SW 1932","title":"Ludington SW","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277849","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d574c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ludington%20SW_277849_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ludington%20SW_277849_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,43.75],[-86.375,43.875],[-86.5,43.875],[-86.5,43.75],[-86.375,43.75]]]}},
{"type":"Feature","properties":{"label":"Ludington 1932","title":"Ludington","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277846","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d5752","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ludington_277846_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ludington_277846_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,43.875],[-86.375,44],[-86.5,44],[-86.5,43.875],[-86.375,43.875]]]}},
{"type":"Feature","properties":{"label":"Manistee SW 1931","title":"Manistee SW","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277855","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d5777","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistee%20SW_277855_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistee%20SW_277855_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,44],[-86.375,44.125],[-86.5,44.125],[-86.5,44],[-86.375,44]]]}},
{"type":"Feature","properties":{"label":"Cooks NW 1931","title":"Cooks NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277775","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3277e4b00f54eb3d54a5","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Cooks%20NW_277775_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Cooks%20NW_277775_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,45.875],[-86.375,46],[-86.5,46],[-86.5,45.875],[-86.375,45.875]]]}},
{"type":"Feature","properties":{"label":"Steuben SW 1931","title":"Steuben SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277931","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59d2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Steuben%20SW_277931_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Steuben%20SW_277931_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,46],[-86.375,46.125],[-86.5,46.125],[-86.5,46],[-86.375,46]]]}},
{"type":"Feature","properties":{"label":"Steuben NW 1931","title":"Steuben NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277929","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aae4b00f54eb3d59c9","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Steuben%20NW_277929_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Steuben%20NW_277929_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,46.125],[-86.375,46.25],[-86.5,46.25],[-86.5,46.125],[-86.375,46.125]]]}},
{"type":"Feature","properties":{"label":"Shingleton SW 1931","title":"Shingleton SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277917","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a4e4b00f54eb3d5987","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Shingleton%20SW_277917_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Shingleton%20SW_277917_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.375,46.25],[-86.375,46.375],[-86.5,46.375],[-86.5,46.25],[-86.375,46.25]]]}},
{"type":"Feature","properties":{"label":"Hart SE 1931","title":"Hart SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277828","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328be4b00f54eb3d5695","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Hart%20SE_277828_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Hart%20SE_277828_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,43.5],[-86.25,43.625],[-86.375,43.625],[-86.375,43.5],[-86.25,43.5]]]}},
{"type":"Feature","properties":{"label":"Hart NE 1931","title":"Hart NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277826","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328be4b00f54eb3d567b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Hart%20NE_277826_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Hart%20NE_277826_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,43.625],[-86.25,43.75],[-86.375,43.75],[-86.375,43.625],[-86.25,43.625]]]}},
{"type":"Feature","properties":{"label":"Hart 1931","title":"Hart","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471108","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce9e4b069579750df83","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Hart_471108_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Hart_471108_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,43.625],[-86.25,43.75],[-86.375,43.75],[-86.375,43.625],[-86.25,43.625]]]}},
{"type":"Feature","properties":{"label":"Ludington SE 1932","title":"Ludington SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277848","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d5742","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ludington%20SE_277848_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ludington%20SE_277848_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,43.75],[-86.25,43.875],[-86.375,43.875],[-86.375,43.75],[-86.25,43.75]]]}},
{"type":"Feature","properties":{"label":"Ludington NE 1932","title":"Ludington NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277847","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d573c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ludington%20NE_277847_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ludington%20NE_277847_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,43.875],[-86.25,44],[-86.375,44],[-86.375,43.875],[-86.25,43.875]]]}},
{"type":"Feature","properties":{"label":"Manistee SE 1931","title":"Manistee SE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277854","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d576e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistee%20SE_277854_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistee%20SE_277854_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,44],[-86.25,44.125],[-86.375,44.125],[-86.375,44],[-86.25,44]]]}},
{"type":"Feature","properties":{"label":"Cooks NE 1931","title":"Cooks NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277774","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3277e4b00f54eb3d549d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Cooks%20NE_277774_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Cooks%20NE_277774_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,45.875],[-86.25,46],[-86.375,46],[-86.375,45.875],[-86.25,45.875]]]}},
{"type":"Feature","properties":{"label":"Steuben SE 1931","title":"Steuben SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277930","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59cd","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Steuben%20SE_277930_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Steuben%20SE_277930_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,46],[-86.25,46.125],[-86.375,46.125],[-86.375,46],[-86.25,46]]]}},
{"type":"Feature","properties":{"label":"Steuben NE 1931","title":"Steuben NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277928","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aae4b00f54eb3d59c4","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Steuben%20NE_277928_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Steuben%20NE_277928_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,46.125],[-86.25,46.25],[-86.375,46.25],[-86.375,46.125],[-86.25,46.125]]]}},
{"type":"Feature","properties":{"label":"Shingleton SE 1931","title":"Shingleton SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277916","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a4e4b00f54eb3d5982","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Shingleton%20SE_277916_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Shingleton%20SE_277916_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,46.25],[-86.25,46.375],[-86.375,46.375],[-86.375,46.25],[-86.25,46.25]]]}},
{"type":"Feature","properties":{"label":"Shingleton NE 1931","title":"Shingleton NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277915","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a4e4b00f54eb3d597b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Shingleton%20NE_277915_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Shingleton%20NE_277915_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.25,46.375],[-86.25,46.5],[-86.375,46.5],[-86.375,46.375],[-86.25,46.375]]]}},
{"type":"Feature","properties":{"label":"Walkerville SW 1931","title":"Walkerville SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277941","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ace4b00f54eb3d59f6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Walkerville%20SW_277941_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Walkerville%20SW_277941_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,43.5],[-86.125,43.625],[-86.25,43.625],[-86.25,43.5],[-86.125,43.5]]]}},
{"type":"Feature","properties":{"label":"Walkerville NW 1931","title":"Walkerville NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277939","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ace4b00f54eb3d59ee","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Walkerville%20NW_277939_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Walkerville%20NW_277939_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,43.625],[-86.125,43.75],[-86.25,43.75],[-86.25,43.625],[-86.125,43.625]]]}},
{"type":"Feature","properties":{"label":"Custer SW 1931","title":"Custer SW","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277780","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3279e4b00f54eb3d54da","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Custer%20SW_277780_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Custer%20SW_277780_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,43.75],[-86.125,43.875],[-86.25,43.875],[-86.25,43.75],[-86.125,43.75]]]}},
{"type":"Feature","properties":{"label":"Custer NW 1931","title":"Custer NW","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277778","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3278e4b00f54eb3d54c4","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Custer%20NW_277778_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Custer%20NW_277778_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,43.875],[-86.125,44],[-86.25,44],[-86.25,43.875],[-86.125,43.875]]]}},
{"type":"Feature","properties":{"label":"Freesoil SW 1931","title":"Freesoil SW","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277797","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327de4b00f54eb3d5590","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Freesoil%20SW_277797_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Freesoil%20SW_277797_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,44],[-86.125,44.125],[-86.25,44.125],[-86.25,44],[-86.125,44]]]}},
{"type":"Feature","properties":{"label":"Manistique River SW 1931","title":"Manistique River SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277860","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3292e4b00f54eb3d5795","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistique%20River%20SW_277860_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistique%20River%20SW_277860_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,46],[-86.125,46.125],[-86.25,46.125],[-86.25,46],[-86.125,46]]]}},
{"type":"Feature","properties":{"label":"Manistique River NW 1931","title":"Manistique River NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277858","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d5787","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistique%20River%20NW_277858_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistique%20River%20NW_277858_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,46.125],[-86.125,46.25],[-86.25,46.25],[-86.25,46.125],[-86.125,46.125]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake SW 1931","title":"Driggs Lake SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277790","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327be4b00f54eb3d5550","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20SW_277790_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20SW_277790_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,46.25],[-86.125,46.375],[-86.25,46.375],[-86.25,46.25],[-86.125,46.25]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake NW 1931","title":"Driggs Lake NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277787","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327be4b00f54eb3d552f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20NW_277787_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20NW_277787_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,46.375],[-86.125,46.5],[-86.25,46.5],[-86.25,46.375],[-86.125,46.375]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake NW 1931","title":"Driggs Lake NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277788","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327be4b00f54eb3d5538","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20NW_277788_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20NW_277788_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86.125,46.375],[-86.125,46.5],[-86.25,46.5],[-86.25,46.375],[-86.125,46.375]]]}},
{"type":"Feature","properties":{"label":"Walkerville SE 1931","title":"Walkerville SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277940","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ace4b00f54eb3d59f2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Walkerville%20SE_277940_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Walkerville%20SE_277940_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,43.5],[-86,43.625],[-86.125,43.625],[-86.125,43.5],[-86,43.5]]]}},
{"type":"Feature","properties":{"label":"Walkerville NE 1931","title":"Walkerville NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277938","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ace4b00f54eb3d59ea","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Walkerville%20NE_277938_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Walkerville%20NE_277938_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,43.625],[-86,43.75],[-86.125,43.75],[-86.125,43.625],[-86,43.625]]]}},
{"type":"Feature","properties":{"label":"Custer SE 1931","title":"Custer SE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277779","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3278e4b00f54eb3d54d0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Custer%20SE_277779_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Custer%20SE_277779_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,43.75],[-86,43.875],[-86.125,43.875],[-86.125,43.75],[-86,43.75]]]}},
{"type":"Feature","properties":{"label":"Custer NE 1931","title":"Custer NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277777","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3278e4b00f54eb3d54ba","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Custer%20NE_277777_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Custer%20NE_277777_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,43.875],[-86,44],[-86.125,44],[-86.125,43.875],[-86,43.875]]]}},
{"type":"Feature","properties":{"label":"Freesoil SE 1932","title":"Freesoil SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277798","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327de4b00f54eb3d557e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Freesoil%20SE_277798_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Freesoil%20SE_277798_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,44],[-86,44.125],[-86.125,44.125],[-86.125,44],[-86,44]]]}},
{"type":"Feature","properties":{"label":"Freesoil SE 1932","title":"Freesoil SE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277802","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327de4b00f54eb3d5588","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Freesoil%20SE_277802_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Freesoil%20SE_277802_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,44],[-86,44.125],[-86.125,44.125],[-86.125,44],[-86,44]]]}},
{"type":"Feature","properties":{"label":"Manistique River SE 1931","title":"Manistique River SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277859","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3292e4b00f54eb3d5790","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistique%20River%20SE_277859_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistique%20River%20SE_277859_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,46],[-86,46.125],[-86.125,46.125],[-86.125,46],[-86,46]]]}},
{"type":"Feature","properties":{"label":"Manistique River NE 1931","title":"Manistique River NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277857","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d577f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Manistique%20River%20NE_277857_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Manistique%20River%20NE_277857_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,46.125],[-86,46.25],[-86.125,46.25],[-86.125,46.125],[-86,46.125]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake SE 1931","title":"Driggs Lake SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277789","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327be4b00f54eb3d5541","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20SE_277789_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20SE_277789_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,46.25],[-86,46.375],[-86.125,46.375],[-86.125,46.25],[-86,46.25]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake NE 1931","title":"Driggs Lake NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277785","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ae4b00f54eb3d551b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20NE_277785_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20NE_277785_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,46.375],[-86,46.5],[-86.125,46.5],[-86.125,46.375],[-86,46.375]]]}},
{"type":"Feature","properties":{"label":"Driggs Lake NE 1931","title":"Driggs Lake NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277786","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ae4b00f54eb3d5527","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Driggs%20Lake%20NE_277786_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Driggs%20Lake%20NE_277786_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-86,46.375],[-86,46.5],[-86.125,46.5],[-86.125,46.375],[-86,46.375]]]}},
{"type":"Feature","properties":{"label":"Baldwin NW 1931","title":"Baldwin NW","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277751","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3274e4b00f54eb3d540c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Baldwin%20NW_277751_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Baldwin%20NW_277751_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,43.875],[-85.875,44],[-86,44],[-86,43.875],[-85.875,43.875]]]}},
{"type":"Feature","properties":{"label":"Peacock SW 1933","title":"Peacock SW","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277878","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329de4b00f54eb3d585b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Peacock%20SW_277878_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Peacock%20SW_277878_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,44],[-85.875,44.125],[-86,44.125],[-86,44],[-85.875,44]]]}},
{"type":"Feature","properties":{"label":"Peacock NW 1933","title":"Peacock NW","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277876","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ce4b00f54eb3d5845","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Peacock%20NW_277876_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Peacock%20NW_277876_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,44.125],[-85.875,44.25],[-86,44.25],[-86,44.125],[-85.875,44.125]]]}},
{"type":"Feature","properties":{"label":"Seul Choix Point NW 1931","title":"Seul Choix Point NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277914","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a4e4b00f54eb3d5971","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seul%20Choix%20Point%20NW_277914_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seul%20Choix%20Point%20NW_277914_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,45.875],[-85.875,46],[-86,46],[-86,45.875],[-85.875,45.875]]]}},
{"type":"Feature","properties":{"label":"Blaney SW 1931","title":"Blaney SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277762","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3275e4b00f54eb3d5449","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Blaney%20SW_277762_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Blaney%20SW_277762_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,46],[-85.875,46.125],[-86,46.125],[-86,46],[-85.875,46]]]}},
{"type":"Feature","properties":{"label":"Blaney NW 1931","title":"Blaney NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277760","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3275e4b00f54eb3d5435","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Blaney%20NW_277760_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Blaney%20NW_277760_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,46.125],[-85.875,46.25],[-86,46.25],[-86,46.125],[-85.875,46.125]]]}},
{"type":"Feature","properties":{"label":"Seney SW 1931","title":"Seney SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277911","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a3e4b00f54eb3d5958","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seney%20SW_277911_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seney%20SW_277911_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,46.25],[-85.875,46.375],[-86,46.375],[-86,46.25],[-85.875,46.25]]]}},
{"type":"Feature","properties":{"label":"Seney NW 1931","title":"Seney NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277908","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a2e4b00f54eb3d5944","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seney%20NW_277908_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seney%20NW_277908_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,46.375],[-85.875,46.5],[-86,46.5],[-86,46.375],[-85.875,46.375]]]}},
{"type":"Feature","properties":{"label":"Seney NW 1931","title":"Seney NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277909","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a3e4b00f54eb3d594c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seney%20NW_277909_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seney%20NW_277909_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.875,46.375],[-85.875,46.5],[-86,46.5],[-86,46.375],[-85.875,46.375]]]}},
{"type":"Feature","properties":{"label":"Baldwin NE 1931","title":"Baldwin NE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277750","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3273e4b00f54eb3d5402","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Baldwin%20NE_277750_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Baldwin%20NE_277750_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,43.875],[-85.75,44],[-85.875,44],[-85.875,43.875],[-85.75,43.875]]]}},
{"type":"Feature","properties":{"label":"Peacock SE 1933","title":"Peacock SE","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277877","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329de4b00f54eb3d584f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Peacock%20SE_277877_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Peacock%20SE_277877_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,44],[-85.75,44.125],[-85.875,44.125],[-85.875,44],[-85.75,44]]]}},
{"type":"Feature","properties":{"label":"Peacock NE 1933","title":"Peacock NE","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277875","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ce4b00f54eb3d5836","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Peacock%20NE_277875_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Peacock%20NE_277875_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,44.125],[-85.75,44.25],[-85.875,44.25],[-85.875,44.125],[-85.75,44.125]]]}},
{"type":"Feature","properties":{"label":"Seul Choix Point NE 1931","title":"Seul Choix Point NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277912","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a3e4b00f54eb3d5961","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seul%20Choix%20Point%20NE_277912_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seul%20Choix%20Point%20NE_277912_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,45.875],[-85.75,46],[-85.875,46],[-85.875,45.875],[-85.75,45.875]]]}},
{"type":"Feature","properties":{"label":"Seul Choix Point NE 1931","title":"Seul Choix Point NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277913","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a3e4b00f54eb3d5969","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seul%20Choix%20Point%20NE_277913_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seul%20Choix%20Point%20NE_277913_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,45.875],[-85.75,46],[-85.875,46],[-85.875,45.875],[-85.75,45.875]]]}},
{"type":"Feature","properties":{"label":"Blaney SE 1931","title":"Blaney SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277761","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3275e4b00f54eb3d543e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Blaney%20SE_277761_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Blaney%20SE_277761_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,46],[-85.75,46.125],[-85.875,46.125],[-85.875,46],[-85.75,46]]]}},
{"type":"Feature","properties":{"label":"Blaney NE 1931","title":"Blaney NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277759","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3274e4b00f54eb3d542e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Blaney%20NE_277759_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Blaney%20NE_277759_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,46.125],[-85.75,46.25],[-85.875,46.25],[-85.875,46.125],[-85.75,46.125]]]}},
{"type":"Feature","properties":{"label":"Seney SE 1931","title":"Seney SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277910","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a3e4b00f54eb3d5952","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Seney%20SE_277910_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Seney%20SE_277910_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.75,46.25],[-85.75,46.375],[-85.875,46.375],[-85.875,46.25],[-85.75,46.25]]]}},
{"type":"Feature","properties":{"label":"Chase NW 1932","title":"Chase NW","datePub":"1932","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277771","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3277e4b00f54eb3d5486","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Chase%20NW_277771_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Chase%20NW_277771_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.625,43.875],[-85.625,44],[-85.75,44],[-85.75,43.875],[-85.625,43.875]]]}},
{"type":"Feature","properties":{"label":"Luther SW 1933","title":"Luther SW","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277852","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d5766","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Luther%20SW_277852_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Luther%20SW_277852_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.625,44],[-85.625,44.125],[-85.75,44.125],[-85.75,44],[-85.625,44]]]}},
{"type":"Feature","properties":{"label":"Luther NW 1933","title":"Luther NW","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277850","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3290e4b00f54eb3d575a","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Luther%20NW_277850_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Luther%20NW_277850_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.625,44.125],[-85.625,44.25],[-85.75,44.25],[-85.75,44.125],[-85.625,44.125]]]}},
{"type":"Feature","properties":{"label":"Gould City NW 1931","title":"Gould City NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277822","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ae4b00f54eb3d565b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gould%20City%20NW_277822_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gould%20City%20NW_277822_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.625,46.125],[-85.625,46.25],[-85.75,46.25],[-85.75,46.125],[-85.625,46.125]]]}},
{"type":"Feature","properties":{"label":"Chase NE 1931","title":"Chase NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277770","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3276e4b00f54eb3d547e","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Chase%20NE_277770_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Chase%20NE_277770_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.5,43.875],[-85.5,44],[-85.625,44],[-85.625,43.875],[-85.5,43.875]]]}},
{"type":"Feature","properties":{"label":"Luther SE 1933","title":"Luther SE","datePub":"1933","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277851","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3291e4b00f54eb3d5762","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Luther%20SE_277851_1933_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Luther%20SE_277851_1933_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.5,44],[-85.5,44.125],[-85.625,44.125],[-85.625,44],[-85.5,44]]]}},
{"type":"Feature","properties":{"label":"Gould City SE 1931","title":"Gould City SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277823","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ae4b00f54eb3d5665","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gould%20City%20SE_277823_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gould%20City%20SE_277823_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.5,46],[-85.5,46.125],[-85.625,46.125],[-85.625,46],[-85.5,46]]]}},
{"type":"Feature","properties":{"label":"Gould City NE 1931","title":"Gould City NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277821","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3289e4b00f54eb3d564b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gould%20City%20NE_277821_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gould%20City%20NE_277821_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.5,46.125],[-85.5,46.25],[-85.625,46.25],[-85.625,46.125],[-85.5,46.125]]]}},
{"type":"Feature","properties":{"label":"Gilchrist NW 1931","title":"Gilchrist NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277813","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3288e4b00f54eb3d5608","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gilchrist%20NW_277813_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gilchrist%20NW_277813_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.375,46.125],[-85.375,46.25],[-85.5,46.25],[-85.5,46.125],[-85.375,46.125]]]}},
{"type":"Feature","properties":{"label":"Gilchrist NW 1931","title":"Gilchrist NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470754","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce7e4b069579750df7f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gilchrist%20NW_470754_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gilchrist%20NW_470754_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.375,46.125],[-85.375,46.25],[-85.5,46.25],[-85.5,46.125],[-85.375,46.125]]]}},
{"type":"Feature","properties":{"label":"Gilchrist NE 1931","title":"Gilchrist NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277812","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327fe4b00f54eb3d55c0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gilchrist%20NE_277812_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gilchrist%20NE_277812_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.25,46.125],[-85.25,46.25],[-85.375,46.25],[-85.375,46.125],[-85.25,46.125]]]}},
{"type":"Feature","properties":{"label":"Gilchrist NE 1931","title":"Gilchrist NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470753","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15ce7e4b069579750df7d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Gilchrist%20NE_470753_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Gilchrist%20NE_470753_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.25,46.125],[-85.25,46.25],[-85.375,46.25],[-85.375,46.125],[-85.25,46.125]]]}},
{"type":"Feature","properties":{"label":"Epoufette SW 1931","title":"Epoufette SW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470709","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebbe4b0b0c58b56c33f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Epoufette%20SW_470709_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Epoufette%20SW_470709_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.125,46],[-85.125,46.125],[-85.25,46.125],[-85.25,46],[-85.125,46]]]}},
{"type":"Feature","properties":{"label":"Epoufette NW 1931","title":"Epoufette NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470707","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebae4b0b0c58b56c338","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Epoufette%20NW_470707_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Epoufette%20NW_470707_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85.125,46.125],[-85.125,46.25],[-85.25,46.25],[-85.25,46.125],[-85.125,46.125]]]}},
{"type":"Feature","properties":{"label":"Epoufette SE 1931","title":"Epoufette SE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470708","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebbe4b0b0c58b56c33c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Epoufette%20SE_470708_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Epoufette%20SE_470708_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85,46],[-85,46.125],[-85.125,46.125],[-85.125,46],[-85,46]]]}},
{"type":"Feature","properties":{"label":"Epoufette NE 1931","title":"Epoufette NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470706","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebae4b0b0c58b56c334","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Epoufette%20NE_470706_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Epoufette%20NE_470706_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-85,46.125],[-85,46.25],[-85.125,46.25],[-85.125,46.125],[-85,46.125]]]}},
{"type":"Feature","properties":{"label":"Moran NW 1948","title":"Moran NW","datePub":"1948","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277865","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3293e4b00f54eb3d57b7","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Moran%20NW_277865_1948_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Moran%20NW_277865_1948_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.875,45.875],[-84.875,46],[-85,46],[-85,45.875],[-84.875,45.875]]]}},
{"type":"Feature","properties":{"label":"Moran NE 1931","title":"Moran NE","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470910","websiteUrl":"https://www.sciencebase.gov/catalog/item/604ec5c4d34eb120312044a8","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Moran%20NE_470910_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Moran%20NE_470910_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.75,45.875],[-84.75,46],[-84.875,46],[-84.875,45.875],[-84.75,45.875]]]}},
{"type":"Feature","properties":{"label":"Moran NE 1948","title":"Moran NE","datePub":"1948","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277864","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3293e4b00f54eb3d57b3","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Moran%20NE_277864_1948_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Moran%20NE_277864_1948_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.75,45.875],[-84.75,46],[-84.875,46],[-84.875,45.875],[-84.75,45.875]]]}},
{"type":"Feature","properties":{"label":"Ozark SE 1931","title":"Ozark SE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277872","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ce4b00f54eb3d5825","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ozark%20SE_277872_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ozark%20SE_277872_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.75,46],[-84.75,46.125],[-84.875,46.125],[-84.875,46],[-84.75,46]]]}},
{"type":"Feature","properties":{"label":"Ozark SE 1931","title":"Ozark SE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277873","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ce4b00f54eb3d582d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ozark%20SE_277873_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ozark%20SE_277873_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.75,46],[-84.75,46.125],[-84.875,46.125],[-84.875,46],[-84.75,46]]]}},
{"type":"Feature","properties":{"label":"St Ignace NW 1931","title":"St Ignace NW","datePub":"1931","dateSurvey":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277926","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aae4b00f54eb3d59c1","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_St%20Ignace%20NW_277926_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_St%20Ignace%20NW_277926_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.625,45.875],[-84.625,46],[-84.75,46],[-84.75,45.875],[-84.625,45.875]]]}},
{"type":"Feature","properties":{"label":"St Ignace NE 1932","title":"St Ignace NE","datePub":"1932","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277927","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aae4b00f54eb3d59bd","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_St%20Ignace%20NE_277927_1932_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_St%20Ignace%20NE_277927_1932_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.5,45.875],[-84.5,46],[-84.625,46],[-84.625,45.875],[-84.5,45.875]]]}},
{"type":"Feature","properties":{"label":"Pickford SE 1931","title":"Pickford SE","datePub":"1931","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277882","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329de4b00f54eb3d5865","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Pickford%20SE_277882_1931_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Pickford%20SE_277882_1931_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-84.25,46],[-84.25,46.125],[-84.375,46.125],[-84.375,46],[-84.25,46]]]}},
{"type":"Feature","properties":{"label":"Berkey 1939","title":"Berkey","datePub":"1939","dateSurvey":"1935","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-224098","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4abfe4b00f54eb3ff477","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Berkey_224098_1939_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Berkey_224098_1939_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.75,41.625],[-83.75,41.75],[-83.875,41.75],[-83.875,41.625],[-83.75,41.625]]]}},
{"type":"Feature","properties":{"label":"Berkey 1939","title":"Berkey","datePub":"1939","dateSurvey":"1935","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-474368","websiteUrl":"https://www.sciencebase.gov/catalog/item/6642c5d0d34e1955f5a41e74","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Berkey_474368_1939_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Berkey_474368_1939_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.75,41.625],[-83.75,41.75],[-83.875,41.75],[-83.875,41.625],[-83.75,41.625]]]}},
{"type":"Feature","properties":{"label":"Sylvania 1937","title":"Sylvania","datePub":"1937","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-226748","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac1e4b00f54eb3ff4b6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Sylvania_226748_1937_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Sylvania_226748_1937_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.625,41.625],[-83.625,41.75],[-83.75,41.75],[-83.75,41.625],[-83.625,41.625]]]}},
{"type":"Feature","properties":{"label":"Sylvania 1937","title":"Sylvania","datePub":"1937","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-226750","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac2e4b00f54eb3ff4bc","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Sylvania_226750_1937_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Sylvania_226750_1937_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.625,41.625],[-83.625,41.75],[-83.75,41.75],[-83.75,41.625],[-83.625,41.625]]]}},
{"type":"Feature","properties":{"label":"Toledo 1938","title":"Toledo","datePub":"1938","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-226798","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac2e4b00f54eb3ff4c2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Toledo_226798_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Toledo_226798_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,41.625],[-83.5,41.75],[-83.625,41.75],[-83.625,41.625],[-83.5,41.625]]]}},
{"type":"Feature","properties":{"label":"Toledo 1938","title":"Toledo","datePub":"1938","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-226799","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac2e4b00f54eb3ff4c9","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Toledo_226799_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Toledo_226799_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,41.625],[-83.5,41.75],[-83.625,41.75],[-83.625,41.625],[-83.5,41.625]]]}},
{"type":"Feature","properties":{"label":"Samaria 1936","title":"Samaria","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277906","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a2e4b00f54eb3d5934","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Samaria_277906_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Samaria_277906_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,41.75],[-83.5,41.875],[-83.625,41.875],[-83.625,41.75],[-83.5,41.75]]]}},
{"type":"Feature","properties":{"label":"Ida 1936","title":"Ida","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277843","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328fe4b00f54eb3d5719","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ida_277843_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ida_277843_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,41.875],[-83.5,42],[-83.625,42],[-83.625,41.875],[-83.5,41.875]]]}},
{"type":"Feature","properties":{"label":"Maybee 1936","title":"Maybee","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277861","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3292e4b00f54eb3d57a3","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Maybee_277861_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Maybee_277861_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42],[-83.5,42.125],[-83.625,42.125],[-83.625,42],[-83.5,42]]]}},
{"type":"Feature","properties":{"label":"Ypsilanti East 1936","title":"Ypsilanti East","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277949","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aee4b00f54eb3d5a2b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Ypsilanti%20East_277949_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Ypsilanti%20East_277949_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42.125],[-83.5,42.25],[-83.625,42.25],[-83.625,42.125],[-83.5,42.125]]]}},
{"type":"Feature","properties":{"label":"Denton 1936","title":"Denton","datePub":"1936","dateSurvey":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277783","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ae4b00f54eb3d5508","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Denton_277783_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Denton_277783_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42.25],[-83.5,42.375],[-83.625,42.375],[-83.625,42.25],[-83.5,42.25]]]}},
{"type":"Feature","properties":{"label":"Salem 1936","title":"Salem","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277905","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a2e4b00f54eb3d592c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Salem_277905_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Salem_277905_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42.375],[-83.5,42.5],[-83.625,42.5],[-83.625,42.375],[-83.5,42.375]]]}},
{"type":"Feature","properties":{"label":"Wixom 1936","title":"Wixom","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277947","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aee4b00f54eb3d5a19","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Wixom_277947_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Wixom_277947_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42.5],[-83.5,42.625],[-83.625,42.625],[-83.625,42.5],[-83.5,42.5]]]}},
{"type":"Feature","properties":{"label":"Highland 1936","title":"Highland","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277842","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328fe4b00f54eb3d5711","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Highland_277842_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Highland_277842_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.5,42.625],[-83.5,42.75],[-83.625,42.75],[-83.625,42.625],[-83.5,42.625]]]}},
{"type":"Feature","properties":{"label":"Point Place 1938","title":"Point Place","datePub":"1938","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-227150","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac1e4b00f54eb3ff49a","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Point%20Place_227150_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Point%20Place_227150_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,41.625],[-83.375,41.75],[-83.5,41.75],[-83.5,41.625],[-83.375,41.625]]]}},
{"type":"Feature","properties":{"label":"Point Place 1938","title":"Point Place","datePub":"1938","dateSurvey":"1934","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-227151","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a4ac1e4b00f54eb3ff4a0","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/OH/OH_Point%20Place_227151_1938_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/OH/31680/OH_Point%20Place_227151_1938_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,41.625],[-83.375,41.75],[-83.5,41.75],[-83.5,41.625],[-83.375,41.625]]]}},
{"type":"Feature","properties":{"label":"Erie 1936","title":"Erie","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470712","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06ebbe4b0b0c58b56c341","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Erie_470712_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Erie_470712_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,41.75],[-83.375,41.875],[-83.5,41.875],[-83.5,41.75],[-83.375,41.75]]]}},
{"type":"Feature","properties":{"label":"Erie 1943","title":"Erie","datePub":"1943","dateSurvey":"1940","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277791","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ce4b00f54eb3d555a","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Erie_277791_1943_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Erie_277791_1943_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,41.75],[-83.375,41.875],[-83.5,41.875],[-83.5,41.75],[-83.375,41.75]]]}},
{"type":"Feature","properties":{"label":"Monroe 1927","title":"Monroe","datePub":"1927","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277863","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3292e4b00f54eb3d57af","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Monroe_277863_1927_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Monroe_277863_1927_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,41.875],[-83.375,42],[-83.5,42],[-83.5,41.875],[-83.375,41.875]]]}},
{"type":"Feature","properties":{"label":"Carleton 1936","title":"Carleton","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277768","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3276e4b00f54eb3d5473","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Carleton_277768_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Carleton_277768_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42],[-83.375,42.125],[-83.5,42.125],[-83.5,42],[-83.375,42]]]}},
{"type":"Feature","properties":{"label":"Belleville 1936","title":"Belleville","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277757","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3274e4b00f54eb3d541d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Belleville_277757_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Belleville_277757_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42.125],[-83.375,42.25],[-83.5,42.25],[-83.5,42.125],[-83.375,42.125]]]}},
{"type":"Feature","properties":{"label":"Wayne 1936","title":"Wayne","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277944","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ade4b00f54eb3d5a02","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Wayne_277944_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Wayne_277944_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42.25],[-83.375,42.375],[-83.5,42.375],[-83.5,42.25],[-83.375,42.25]]]}},
{"type":"Feature","properties":{"label":"Northville 1936","title":"Northville","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277869","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ce4b00f54eb3d5819","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Northville_277869_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Northville_277869_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42.375],[-83.375,42.5],[-83.5,42.5],[-83.5,42.375],[-83.375,42.375]]]}},
{"type":"Feature","properties":{"label":"Walled Lake 1936","title":"Walled Lake","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277942","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ade4b00f54eb3d59fa","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Walled%20Lake_277942_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Walled%20Lake_277942_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42.5],[-83.375,42.625],[-83.5,42.625],[-83.5,42.5],[-83.375,42.5]]]}},
{"type":"Feature","properties":{"label":"Clarkston 1936","title":"Clarkston","datePub":"1936","dateSurvey":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277772","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3277e4b00f54eb3d5490","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Clarkston_277772_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Clarkston_277772_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.375,42.625],[-83.375,42.75],[-83.5,42.75],[-83.5,42.625],[-83.375,42.625]]]}},
{"type":"Feature","properties":{"label":"Stony Point 1936","title":"Stony Point","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277932","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32abe4b00f54eb3d59d6","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Stony%20Point_277932_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Stony%20Point_277932_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,41.875],[-83.25,42],[-83.375,42],[-83.375,41.875],[-83.25,41.875]]]}},
{"type":"Feature","properties":{"label":"Stony Point 1936","title":"Stony Point","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471028","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15cf0e4b069579750df8b","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Stony%20Point_471028_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Stony%20Point_471028_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,41.875],[-83.25,42],[-83.375,42],[-83.375,41.875],[-83.25,41.875]]]}},
{"type":"Feature","properties":{"label":"Flat Rock 1936","title":"Flat Rock","datePub":"1936","dateSurvey":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277794","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ce4b00f54eb3d5567","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Flat%20Rock_277794_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Flat%20Rock_277794_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42],[-83.25,42.125],[-83.375,42.125],[-83.375,42],[-83.25,42]]]}},
{"type":"Feature","properties":{"label":"Wayne Co Airport 1936","title":"Wayne Co Airport","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471075","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15cf3e4b069579750df91","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Wayne%20Co%20Airport_471075_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Wayne%20Co%20Airport_471075_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.125],[-83.25,42.25],[-83.375,42.25],[-83.375,42.125],[-83.25,42.125]]]}},
{"type":"Feature","properties":{"label":"Inkster 1936","title":"Inkster","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277844","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328fe4b00f54eb3d5727","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Inkster_277844_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Inkster_277844_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.25],[-83.25,42.375],[-83.375,42.375],[-83.375,42.25],[-83.25,42.25]]]}},
{"type":"Feature","properties":{"label":"Redford 1936","title":"Redford","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277893","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329fe4b00f54eb3d58ca","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Redford_277893_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Redford_277893_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.375],[-83.25,42.5],[-83.375,42.5],[-83.375,42.375],[-83.25,42.375]]]}},
{"type":"Feature","properties":{"label":"Pontiac South 1936","title":"Pontiac South","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277886","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329ee4b00f54eb3d5884","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Pontiac%20South_277886_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Pontiac%20South_277886_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.5],[-83.25,42.625],[-83.375,42.625],[-83.375,42.5],[-83.25,42.5]]]}},
{"type":"Feature","properties":{"label":"Pontiac South 1936","title":"Pontiac South","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470967","websiteUrl":"https://www.sciencebase.gov/catalog/item/5d3259cce4b01d82ce877d52","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Pontiac%20South_470967_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Pontiac%20South_470967_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.5],[-83.25,42.625],[-83.375,42.625],[-83.375,42.5],[-83.25,42.5]]]}},
{"type":"Feature","properties":{"label":"Pontiac North 1936","title":"Pontiac North","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277885","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329de4b00f54eb3d5878","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Pontiac%20North_277885_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Pontiac%20North_277885_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.25,42.625],[-83.25,42.75],[-83.375,42.75],[-83.375,42.625],[-83.25,42.625]]]}},
{"type":"Feature","properties":{"label":"Rockwood 1936","title":"Rockwood","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277900","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a1e4b00f54eb3d5917","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rockwood_277900_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rockwood_277900_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42],[-83.125,42.125],[-83.25,42.125],[-83.25,42],[-83.125,42]]]}},
{"type":"Feature","properties":{"label":"Wyandotte 1936","title":"Wyandotte","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277948","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32aee4b00f54eb3d5a23","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Wyandotte_277948_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Wyandotte_277948_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42.125],[-83.125,42.25],[-83.25,42.25],[-83.25,42.125],[-83.125,42.125]]]}},
{"type":"Feature","properties":{"label":"Dearborn 1936","title":"Dearborn","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470677","websiteUrl":"https://www.sciencebase.gov/catalog/item/5db06eb9e4b0b0c58b56c329","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Dearborn_470677_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Dearborn_470677_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42.25],[-83.125,42.375],[-83.25,42.375],[-83.25,42.25],[-83.125,42.25]]]}},
{"type":"Feature","properties":{"label":"Royal Oak 1936","title":"Royal Oak","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277902","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a2e4b00f54eb3d5926","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Royal%20Oak_277902_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Royal%20Oak_277902_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42.375],[-83.125,42.5],[-83.25,42.5],[-83.25,42.375],[-83.125,42.375]]]}},
{"type":"Feature","properties":{"label":"Birmingham 1936","title":"Birmingham","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277758","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3274e4b00f54eb3d5424","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Birmingham_277758_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Birmingham_277758_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42.5],[-83.125,42.625],[-83.25,42.625],[-83.25,42.5],[-83.125,42.5]]]}},
{"type":"Feature","properties":{"label":"Rochester 1936","title":"Rochester","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277895","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a0e4b00f54eb3d58e4","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rochester_277895_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rochester_277895_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83.125,42.625],[-83.125,42.75],[-83.25,42.75],[-83.25,42.625],[-83.125,42.625]]]}},
{"type":"Feature","properties":{"label":"Detroit 1937","title":"Detroit","datePub":"1937","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277784","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a327ae4b00f54eb3d5511","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Detroit_277784_1937_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Detroit_277784_1937_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83,42.25],[-83,42.375],[-83.125,42.375],[-83.125,42.25],[-83,42.25]]]}},
{"type":"Feature","properties":{"label":"Highland Park 1936","title":"Highland Park","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470806","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15cebe4b069579750df89","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Highland%20Park_470806_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Highland%20Park_470806_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83,42.375],[-83,42.5],[-83.125,42.5],[-83.125,42.375],[-83,42.375]]]}},
{"type":"Feature","properties":{"label":"Warren 1936","title":"Warren","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277943","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ade4b00f54eb3d59fe","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Warren_277943_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Warren_277943_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83,42.5],[-83,42.625],[-83.125,42.625],[-83.125,42.5],[-83,42.5]]]}},
{"type":"Feature","properties":{"label":"Washington 1936","title":"Washington","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471070","websiteUrl":"https://www.sciencebase.gov/catalog/item/5dc15cf1e4b069579750df8f","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Washington_471070_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Washington_471070_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-83,42.625],[-83,42.75],[-83.125,42.75],[-83.125,42.625],[-83,42.625]]]}},
{"type":"Feature","properties":{"label":"Grosse Pointe 1936","title":"Grosse Pointe","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277825","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a328ae4b00f54eb3d5673","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Grosse%20Pointe_277825_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Grosse%20Pointe_277825_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.875,42.375],[-82.875,42.5],[-83,42.5],[-83,42.375],[-82.875,42.375]]]}},
{"type":"Feature","properties":{"label":"Mt Clemens 1936","title":"Mt Clemens","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277866","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329be4b00f54eb3d5801","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Mt%20Clemens_277866_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Mt%20Clemens_277866_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.875,42.5],[-82.875,42.625],[-83,42.625],[-83,42.5],[-82.875,42.5]]]}},
{"type":"Feature","properties":{"label":"Waldenburg 1936","title":"Waldenburg","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277937","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32ace4b00f54eb3d59e5","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Waldenburg_277937_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Waldenburg_277937_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.875,42.625],[-82.875,42.75],[-83,42.75],[-83,42.625],[-82.875,42.625]]]}},
{"type":"Feature","properties":{"label":"Selfridge Field 1936","title":"Selfridge Field","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277907","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a32a2e4b00f54eb3d593d","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Selfridge%20Field_277907_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Selfridge%20Field_277907_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.75,42.5],[-82.75,42.625],[-82.875,42.625],[-82.875,42.5],[-82.75,42.5]]]}},
{"type":"Feature","properties":{"label":"New Haven 1936","title":"New Haven","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277868","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329be4b00f54eb3d580c","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_New%20Haven_277868_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_New%20Haven_277868_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.75,42.625],[-82.75,42.75],[-82.875,42.75],[-82.875,42.625],[-82.75,42.625]]]}},
{"type":"Feature","properties":{"label":"New Baltimore 1936","title":"New Baltimore","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-470929","websiteUrl":"https://www.sciencebase.gov/catalog/item/604ec5c6d34eb120312044aa","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_New%20Baltimore_470929_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_New%20Baltimore_470929_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.625,42.625],[-82.625,42.75],[-82.75,42.75],[-82.75,42.625],[-82.625,42.625]]]}},
{"type":"Feature","properties":{"label":"Algonac 1936","title":"Algonac","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277747","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a3273e4b00f54eb3d53f9","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Algonac_277747_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Algonac_277747_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.5,42.5],[-82.5,42.625],[-82.625,42.625],[-82.625,42.5],[-82.5,42.5]]]}},
{"type":"Feature","properties":{"label":"Rattle Run 1936","title":"Rattle Run","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-277892","websiteUrl":"https://www.sciencebase.gov/catalog/item/5a8a329fe4b00f54eb3d58c2","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_Rattle%20Run_277892_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_Rattle%20Run_277892_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.5,42.75],[-82.5,42.875],[-82.625,42.875],[-82.625,42.75],[-82.5,42.75]]]}},
{"type":"Feature","properties":{"label":"St. Clair 1936","title":"St. Clair","datePub":"1936","scale":"1:31,680","publisher":"U.S. Geological Survey","available":true,"recId":"usgs-htmc-471021","websiteUrl":"https://www.sciencebase.gov/catalog/item/5d8f8b0ae4b0c4f70d0cda28","download":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/GeoTIFF/MI/MI_St%20Clair_471021_1936_31680_geo.tif","thumbUrl":"https://prd-tnm.s3.amazonaws.com/StagedProducts/Maps/HistoricalTopo/PDF/MI/31680/MI_St%20Clair_471021_1936_31680_tn.jpg"},"geometry":{"type":"Polygon","coordinates":[[[-82.375,42.75],[-82.375,42.875],[-82.5,42.875],[-82.5,42.75],[-82.375,42.75]]]}}
]}