{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04212_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Tecumseh, Michigan | 1893 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"13"},{"label":"placed","value":"6"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 5, snap:0 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 42.00434,-83.93735 +/-108m); p1__3 (tier 4, 42.00555,-83.94455 +/-414m); p1__4 (tier 4, 42.00555,-83.94455 +/-414m); p1__5 (tier 4, 42.00555,-83.94455 +/-414m); p4__2 (tier 1, 42.00888,-83.94642 +/-101m); p4__4 (tier 1, 41.99980,-83.94460 +/-117m); p4__5 (tier 1, 42.00069,-83.93851 +/-106m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.92"},{"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":"3250.0"},{"label":"split_canvas_h","value":"2738.4"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"256.6,69.0 256.4,114.2 92.1,112.8 156.6,683.6 173.6,683.6 205.9,683.6 203.0,666.4 780.2,676.2 790.6,78.0 256.6,69.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94430027759114,42.00703574008054]}},{"type":"Feature","properties":{"resourceCoords":[812.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.9422570794752,42.00708051445073]}},{"type":"Feature","properties":{"resourceCoords":[812.5,684.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94220624928249,42.00579969683096]}},{"type":"Feature","properties":{"resourceCoords":[0.0,684.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94424944739843,42.005754922460774]}},{"type":"Feature","properties":{"resourceCoords":[198.1,113.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9437936,42.0068335]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__6/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p1 [6]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"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":"4557.6"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3150.4"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__6/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"329.5,1184.6 113.1,1217.5 82.5,1281.4 61.8,1777.5 174.8,1859.8 619.6,1922.3 1031.2,1883.2 1404.7,1922.2 1586.0,1610.4 1561.7,1185.0 1265.0,1182.4 593.0,1182.4 329.5,1184.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0001__6/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1265.0,1182.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9451782,42.0027412]}},{"type":"Feature","properties":{"resourceCoords":[593.0,1182.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.946872,42.0027068]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p2","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1569.3,897.9 1567.4,1572.3 1568.8,1836.8 1237.5,1891.2 218.7,1875.0 154.2,1845.8 157.1,1605.4 155.9,883.2 159.7,326.4 160.0,283.0 160.3,240.1 413.9,196.5 599.2,43.0 1445.1,39.6 1543.6,129.3 1568.8,536.3 1569.3,897.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[160.0,283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9437409,42.0054056]}},{"type":"Feature","properties":{"resourceCoords":[157.0,1566.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.946963,42.005339]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.9,1825.1 1579.4,1631.0 1530.0,1631.3 1462.5,1059.5 1627.0,1060.2 1627.0,1046.7 1627.0,1014.8 1583.7,1014.3 1504.2,123.6 1438.0,90.7 1366.9,291.1 1287.6,289.2 1307.3,216.3 1220.8,179.7 294.8,196.6 294.4,266.7 77.4,262.3 76.1,1505.0 57.6,1670.8 1.0,1672.6 1.0,1734.0 37.2,1764.4 8.8,1828.3 249.1,1829.8 971.0,1824.4 1527.6,1825.0 1552.9,1825.0 1571.0,1825.0 1613.9,1825.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[291.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9470044,42.0067981]}},{"type":"Feature","properties":{"resourceCoords":[1571.0,1825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9437409,42.0054056]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.31"},{"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":"2854.4"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1525.3,511.1 1483.7,491.8 1477.0,160.2 1201.0,123.7 1019.3,202.7 794.4,65.4 612.8,43.5 518.3,108.2 423.9,64.8 380.2,151.2 133.2,194.1 52.5,705.8 153.1,712.6 379.7,712.6 378.4,642.6 1308.9,604.8 1396.8,639.4 1378.6,712.6 1458.4,712.6 1525.3,511.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94799530140686,42.00958933378974]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94392633929249,42.009594123774065]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,713.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.94392353184912,42.008258776094195]}},{"type":"Feature","properties":{"resourceCoords":[0.0,713.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.9479924939635,42.00825398610987]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tecumseh, Michigan | 1893 | sanborn04212_002 p4 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3296.4"},{"label":"split_canvas_y","value":"2854.4"},{"label":"split_canvas_w","value":"3215.6"},{"label":"split_canvas_h","value":"2317.6"}],"created":"2026-10-22T13:19:13Z","modified":"2026-10-22T13:19:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.7,1290.3 1590.7,860.0 1467.9,728.2 1225.2,776.0 872.4,734.9 862.3,1165.0 861.4,1286.7 1546.7,1290.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114tm:g042121893:04212_1893-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[865.1,823.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9402648,42.0054707]}},{"type":"Feature","properties":{"resourceCoords":[1541.0,823.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.940202,42.004184]}}]}}]}