{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03930_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Big Rapids, Michigan | 1899 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"20"},{"label":"placed","value":"14"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 9, georef 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p10__1 (tier 1, 43.70997,-85.48050 +/-238m); p10__2 (tier 1, 43.70829,-85.48120 +/-247m); p11__2 (tier 1, 43.70209,-85.47596 +/-225m); p11__3 (tier 1, 43.70223,-85.47656 +/-152m); p8__2 (tier 1, 43.70915,-85.48776 +/-100m); p9__2 (tier 1, 43.70823,-85.48343 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p11 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.20"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2536.0"},{"label":"split_canvas_h","value":"2624.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0011","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"8.1,18.1 4.8,654.2 268.1,600.5 617.7,642.6 613.6,18.1 8.1,18.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[93.0,618.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.475687,43.703441]}},{"type":"Feature","properties":{"resourceCoords":[93.0,39.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4765259,43.7043955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p12 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.70"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4362.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3346.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1134.0,1926.0 1273.5,1926.0 1627.0,1888.1 1567.0,1834.6 1552.9,1330.5 1337.6,1168.2 502.3,1122.9 263.5,1155.4 191.7,1294.3 146.1,1273.7 74.3,1412.5 64.1,1875.9 590.0,1866.8 648.7,1889.2 1134.0,1902.3 1134.0,1926.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1090.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47264979325352,43.70340143275254]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1090.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47034416964527,43.70078369191887]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47220413159825,43.699925956957436]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.4745097552065,43.70254369779111]}},{"type":"Feature","properties":{"resourceCoords":[541.0,1608.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4730347,43.7020007]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p12 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"4362.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"45.5,771.3 83.8,1073.2 1578.2,1065.2 1598.5,342.9 1547.0,65.6 1627.0,64.6 1627.0,38.6 1627.0,20.7 1370.0,19.9 669.6,23.9 296.2,23.5 288.2,234.3 131.1,771.2 45.5,771.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[669.0,1068.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48669179902318,43.69696737569872]}},{"type":"Feature","properties":{"resourceCoords":[669.0,29.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48395432765011,43.69700371041446]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p13","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.67"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0013","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1548.8,439.7 1572.5,439.9 1586.8,1.0 1570.4,1.0 1535.5,91.5 1330.1,17.9 175.7,31.1 119.7,92.7 93.8,98.9 69.8,38.6 52.1,1542.5 133.7,1612.0 136.5,1790.6 179.8,1801.7 88.3,1852.2 399.2,1892.7 1050.5,1849.7 1021.5,1807.6 1045.0,1789.3 1088.8,1790.2 1188.3,1871.2 1567.2,1871.5 1626.6,1648.8 1533.5,1218.3 1587.0,961.0 1548.1,579.2 1548.8,439.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47695943383697,43.69982532007738]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47335408351572,43.70150759399579]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47060219787957,43.6984196570133]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47420754820082,43.696737383094884]}},{"type":"Feature","properties":{"resourceCoords":[1381.0,1728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.471434,43.698484]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p1 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4438.8"},{"label":"split_canvas_w","value":"3800.8"},{"label":"split_canvas_h","value":"3269.2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"459.1,1912.4 464.0,1870.0 516.3,1847.3 907.8,1888.3 908.2,1142.3 441.5,1218.7 43.0,1140.7 29.4,1731.5 42.9,1864.6 459.1,1912.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[860.2,1167.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48196419370977,43.69436548211954]}},{"type":"Feature","properties":{"resourceCoords":[109.0,1167.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48385953448414,43.69435121523537]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p1 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.15"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3800.8"},{"label":"split_canvas_y","value":"4638.0"},{"label":"split_canvas_w","value":"2711.2"},{"label":"split_canvas_h","value":"3070.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1040.8,1521.3 977.8,1857.3 1047.3,1893.8 1588.6,1897.8 1598.8,1743.4 1536.8,1678.9 1574.6,1201.8 970.2,1189.6 1040.8,1521.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1005.2,1189.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4788215,43.6930652]}},{"type":"Feature","properties":{"resourceCoords":[1558.0,1189.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4773542,43.6930867]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"156.1,1721.2 157.5,1459.4 155.0,746.0 156.3,365.7 159.8,164.8 161.9,47.2 926.3,52.0 1513.0,61.0 1512.2,983.3 1503.8,1910.8 1475.9,1891.4 1058.0,1868.3 199.1,1893.8 113.0,1870.4 111.3,1721.0 156.1,1721.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[155.0,746.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4839409,43.6970027]}},{"type":"Feature","properties":{"resourceCoords":[1513.0,61.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4804649,43.6983362]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.5,950.0 62.8,43.5 642.7,35.8 1033.7,33.0 1246.5,11.1 1566.7,33.2 1620.8,352.7 1610.9,1593.3 1558.9,1883.5 133.7,1900.5 76.8,1861.9 73.5,950.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1221.0,1433.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.47738741535962,43.69570997469249]}},{"type":"Feature","properties":{"resourceCoords":[634.0,44.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.47896157191653,43.69834398508111]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"296.5,49.4 62.1,77.3 39.3,148.2 39.4,1568.2 1.0,1573.0 1.0,1659.6 540.5,1818.5 752.7,1827.0 758.1,1512.0 1514.2,1516.3 1523.4,925.7 1524.7,387.3 1529.5,120.8 1225.3,117.2 989.2,109.7 295.8,113.9 296.5,49.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1523.0,1495.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48196098625412,43.69837091090557]}},{"type":"Feature","properties":{"resourceCoords":[757.0,115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48403644756017,43.70095077768167]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1521.6,1774.9 938.3,1767.1 406.4,1767.0 143.2,1762.8 139.4,1467.0 142.4,1189.9 117.8,1189.4 53.4,1125.1 56.1,1125.3 47.9,406.3 115.5,167.9 653.4,43.6 1506.0,51.7 1527.8,236.6 1526.8,625.2 1528.8,1201.7 1521.6,1774.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[841.0,1194.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48047712414937,43.69965292853706]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,1194.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48044481933105,43.698343678147175]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1587.8,1011.5 1582.9,1243.9 1594.0,1926.0 1568.7,1926.0 1530.6,1926.0 1521.2,1854.0 114.2,1854.2 105.7,1468.0 73.2,1468.5 64.2,708.1 58.4,692.7 62.8,239.3 112.8,148.5 773.1,105.8 956.3,37.5 1493.8,77.6 1558.4,141.2 1582.9,141.5 1582.2,417.5 1588.3,712.2 1587.8,1011.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1091.0,708.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48201795231068,43.70192486389952]}},{"type":"Feature","properties":{"resourceCoords":[328.0,1469.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48406064012923,43.70337678877412]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,20.6 1.0,56.6 63.1,57.9 47.7,1833.0 74.0,1883.2 440.7,1875.5 440.6,1879.4 828.2,1881.3 828.5,1848.7 1591.2,1860.1 1606.8,1854.6 1589.9,1854.0 1590.4,300.9 1440.7,238.5 1441.7,179.1 870.9,67.2 871.5,40.1 286.9,30.2 1.0,20.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[849.0,721.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48412064396103,43.70602680145804]}},{"type":"Feature","properties":{"resourceCoords":[1572.0,1846.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48209721776985,43.7039235723816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p8 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1274.8,1866.9 1274.5,1830.2 1566.3,1837.3 1584.7,1126.8 1591.4,441.4 1586.8,217.8 1612.8,217.7 1573.9,68.7 687.0,23.2 576.1,149.2 574.8,729.4 573.6,729.4 573.6,732.0 466.8,732.0 295.2,736.1 113.6,831.5 106.7,1089.2 46.3,1202.2 64.5,1854.6 1274.8,1866.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[271.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48910077034591,43.70859103933436]}},{"type":"Feature","properties":{"resourceCoords":[1562.0,1811.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48568903995364,43.70735928964565]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1899 | sanborn03930_003 p9 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T21:19:39Z","modified":"2026-10-19T21:19:39Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1365.5,1897.7 1605.1,1854.6 1587.8,1016.6 1514.4,588.4 1028.7,573.4 1028.0,573.4 1028.5,539.2 994.8,117.4 888.5,56.4 101.0,75.3 81.9,1.0 55.5,1.0 59.2,225.3 49.8,916.0 28.4,1631.9 627.5,1638.8 627.0,1666.5 1212.5,1778.0 1211.8,1838.8 1365.6,1902.0 1365.5,1897.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301899:03930_1899-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.0,937.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48421011453266,43.70864247952452]}},{"type":"Feature","properties":{"resourceCoords":[617.0,217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.48426778592126,43.70998778901193]}}]}}]}