{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04048_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hudson, Michigan | 1912 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"10"},{"label":"placed","value":"7"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 6, georef-snap 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 41.85215,-84.35298 +/-153m); p3__2 (tier 1, 41.85568,-84.34649 +/-100m); p6__2 (tier 1, 41.85493,-84.34858 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p1 [3]","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":"5076.0"},{"label":"split_canvas_w","value":"3302.0"},{"label":"split_canvas_h","value":"2632.0"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.0,1341.0 81.5,1887.0 505.4,1859.5 753.1,1926.0 753.7,1926.0 748.3,1891.2 791.6,1870.1 810.7,1353.9 824.5,1323.9 558.6,1320.0 211.1,1318.6 1.0,1317.5 1.0,1328.7 73.0,1341.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1269.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.35902877834825,41.85158579943032]}},{"type":"Feature","properties":{"resourceCoords":[825.5,1269.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.35694262323831,41.85164317199381]}},{"type":"Feature","properties":{"resourceCoords":[825.5,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.3568811903927,41.85040682063312]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.35896734550263,41.85034944806963]}},{"type":"Feature","properties":{"resourceCoords":[558.6,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3576122,41.8515288]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p2","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.70"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1539.8,117.8 1537.2,404.0 1541.0,840.0 1539.5,1299.6 1535.8,1792.2 1518.5,1899.0 1463.8,1899.6 962.5,1837.5 267.6,1869.9 120.3,1809.6 50.4,1489.2 54.9,164.8 21.2,160.2 82.3,90.0 82.5,113.2 1539.8,98.5 1539.8,117.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1541.0,840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3580609,41.8548525]}},{"type":"Feature","properties":{"resourceCoords":[84.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.358184,41.857627]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1051.5,1798.6 1051.5,1511.5 1051.5,1511.5 1102.0,1511.5 1101.5,1464.7 1627.0,1345.6 1627.0,1331.5 1627.0,1294.6 1581.6,1297.7 1486.7,122.4 818.2,109.9 568.5,37.9 221.5,99.6 126.4,154.3 113.0,249.1 184.2,311.5 160.6,311.5 168.6,1791.4 579.9,1795.4 1051.5,1798.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[566.0,310.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.355274,41.85769]}},{"type":"Feature","properties":{"resourceCoords":[1105.0,1799.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3538065,41.8549272]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"669.3,1866.9 602.3,1867.7 420.9,1840.0 97.0,1891.5 40.7,1833.0 10.7,72.5 119.0,89.3 618.1,89.9 1083.9,88.5 1525.6,81.9 1527.7,743.8 1494.8,743.2 1454.2,1331.0 1479.5,1330.8 1537.5,1858.0 1228.9,1859.1 669.3,1866.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.0,736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.359209,41.853619]}},{"type":"Feature","properties":{"resourceCoords":[617.0,1336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.359181,41.852491]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p5","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"497.4,96.6 927.2,99.2 1451.0,101.0 1453.3,1042.8 1627.0,1043.3 1627.0,1079.9 1556.2,1082.0 1552.8,1763.5 1478.5,1862.1 164.5,1898.9 164.2,1869.2 205.9,1869.3 151.9,1341.8 126.6,1341.8 171.7,754.5 204.6,755.4 207.4,93.7 497.4,96.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1453.0,582.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.35377,41.854023]}},{"type":"Feature","properties":{"resourceCoords":[938.0,1343.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.35502,41.852567]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"4887.2"},{"label":"split_canvas_h","value":"2600.0"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"206.6,611.9 1150.5,645.4 1151.3,46.3 129.5,39.9 135.1,1.0 118.5,1.0 111.5,295.4 102.4,295.4 180.9,649.0 191.8,649.0 206.6,611.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[471.9,296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.35025171606223,41.854980600138646]}},{"type":"Feature","properties":{"resourceCoords":[1154.8,296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3484967379779,41.854997757230635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Michigan | 1912 | sanborn04048_004 p6 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2600.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"5108.0"}],"created":"2026-10-18T18:36:17Z","modified":"2026-10-18T18:36:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1568.7,1639.7 1539.6,692.6 1396.9,710.3 1251.6,827.6 957.9,706.5 957.8,717.5 599.9,792.5 600.0,783.2 302.0,772.6 302.2,755.7 179.4,736.5 63.1,833.2 96.8,1301.6 147.2,1301.4 267.3,1820.8 313.6,1820.1 313.8,1870.1 597.9,1868.9 598.0,1816.0 1532.0,1813.0 1532.4,1640.8 1568.7,1639.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114hm:g040481912:04048_1912-0006__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[598.0,1816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3538065,41.8549272]}},{"type":"Feature","properties":{"resourceCoords":[1532.0,1813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3537389,41.8531567]}}]}}]}