{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03990_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dundee, Michigan | 1949 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"4"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef-snap 2, georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 41.95446,-83.65505 +/-285m); p1__2 (tier 4, 41.95646,-83.65948 +/-412m); p3__2 (tier 1, 41.95418,-83.66462 +/-177m); p5__1 (tier 1, 41.95781,-83.65021 +/-284m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dundee, Michigan | 1949 | sanborn03990_006 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:48:14Z","modified":"2026-10-20T02:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"360.1,1379.4 346.4,1392.0 294.8,504.5 199.7,493.1 330.4,297.3 303.6,273.8 338.0,234.9 980.2,304.1 962.8,376.4 1343.6,386.1 1382.4,387.1 1382.4,553.8 1285.4,1755.8 1081.4,1748.0 1032.5,1738.3 1029.5,1782.3 846.9,1876.1 847.0,1926.0 393.3,1926.0 386.4,1926.0 468.1,1270.2 465.8,1272.2 360.1,1379.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[707.0,665.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.66043003712684,41.957023595749085]}},{"type":"Feature","properties":{"resourceCoords":[1381.0,1769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.65771380419496,41.958308955996586]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dundee, Michigan | 1949 | sanborn03990_006 p3 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"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":"2026-10-20T02:48:14Z","modified":"2026-10-20T02:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"478.2,856.6 476.7,878.7 385.0,925.5 385.0,988.0 262.9,988.0 213.8,1013.1 217.6,988.0 158.0,988.0 149.2,988.0 30.6,1926.0 77.1,1926.0 83.4,1883.8 167.2,1896.5 169.5,1866.3 988.1,1893.9 1574.0,1858.3 1607.3,1478.7 1558.5,1364.3 1588.8,1134.5 1577.2,84.7 1519.9,25.0 920.3,16.5 920.2,14.6 654.6,179.0 655.0,179.0 654.9,262.6 605.1,865.6 502.8,861.5 478.2,856.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[651.0,868.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.657735,41.958301]}},{"type":"Feature","properties":{"resourceCoords":[655.0,179.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.661153,41.958264]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dundee, Michigan | 1949 | sanborn03990_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:48:14Z","modified":"2026-10-20T02:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1414.2,1854.1 712.8,1886.5 78.8,1855.3 86.1,787.0 55.1,159.1 82.3,75.8 181.9,23.1 298.6,21.8 542.5,45.0 663.2,25.6 899.3,70.5 1313.5,53.6 1477.5,318.4 1477.0,337.5 1471.8,528.0 1435.6,519.2 1400.4,840.5 1419.9,857.7 1431.7,844.3 1529.5,909.9 1414.2,1854.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[644.0,1168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.66521263228816,41.95505720412803]}},{"type":"Feature","properties":{"resourceCoords":[644.0,329.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.66529778070307,41.95816071136165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dundee, Michigan | 1949 | sanborn03990_006 p5 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.87"},{"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":"2026-10-20T02:48:14Z","modified":"2026-10-20T02:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"444.2,17.1 445.1,27.4 189.9,58.0 77.8,122.3 44.2,269.1 43.0,583.5 74.7,703.5 145.2,757.0 527.4,757.0 591.0,757.0 591.0,757.0 621.9,1211.8 610.8,1573.8 629.7,1610.0 723.1,1650.5 738.0,1650.4 738.0,1657.0 758.8,1666.0 813.5,1847.7 942.1,1885.3 1362.5,1884.4 1562.9,1854.8 1566.5,1753.4 1482.3,1744.0 1477.8,1786.5 1431.3,1788.4 1512.2,846.9 1521.1,846.5 1580.5,844.1 1577.8,869.4 1625.8,842.4 1627.0,822.0 1627.0,805.2 1584.6,806.8 1538.9,808.0 1515.5,809.0 1543.9,478.8 1542.7,479.8 1532.9,490.6 1491.8,535.6 1485.2,542.1 1442.3,98.5 444.2,17.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039901949:03990_1949-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1197.0,1003.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.656345,41.9552842]}},{"type":"Feature","properties":{"resourceCoords":[1099.0,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.6550741,41.9549038]}}]}}]}