{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03939_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cadillac, Michigan | 1890 | 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":"14"},{"label":"placed","value":"4"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef 2, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p10 (tier 1, 44.24913,-85.40061 +/-117m); p2__1 (tier 3, 44.25131,-85.41437 +/-502m); p2__2 (tier 3, 44.25131,-85.41437 +/-502m); p3 (tier 3, 44.25262,-85.41035 +/-502m); p4 (tier 1, 44.25084,-85.40261 +/-259m); p8__1 (tier 1, 44.24433,-85.39824 +/-123m); p8__2 (tier 1, 44.24675,-85.39666 +/-251m); p9__2 (tier 1, 44.25184,-85.39873 +/-100m); p9__3 (tier 3, 44.25249,-85.40299 +/-532m); p9__4 (tier 3, 44.25249,-85.40299 +/-532m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cadillac, Michigan | 1890 | sanborn03939_002 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:41:00Z","modified":"2026-10-19T04:41:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.3,108.6 1520.0,686.8 1527.8,686.9 1536.4,1644.2 1609.0,1645.1 1459.9,1884.5 1434.1,1926.0 1400.4,1926.0 1397.3,1881.8 978.7,1849.3 1.2,1919.3 79.4,1747.2 20.2,1256.5 78.0,52.5 1394.8,34.8 1594.2,95.6 1627.0,109.9 1562.3,108.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1303.0,684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4016102,44.253018]}},{"type":"Feature","properties":{"resourceCoords":[743.0,1635.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4044876,44.2529997]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cadillac, Michigan | 1890 | sanborn03939_002 p6","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:41:00Z","modified":"2026-10-19T04:41:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"248.1,87.4 184.1,85.2 134.0,656.9 141.7,657.1 136.7,1604.9 208.6,1606.8 57.6,1841.6 134.4,1831.5 529.5,1900.0 1469.3,1877.2 1490.7,1924.1 1525.2,1900.0 1605.7,1614.9 1565.0,1622.0 1588.2,980.1 1590.4,631.5 1599.5,350.1 1603.3,114.9 1252.8,107.7 1212.1,97.4 1187.2,72.0 1083.5,1.0 1017.2,1.0 990.3,31.6 248.3,71.1 248.1,87.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4001367,44.2512135]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,1622.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4014978,44.2494141]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cadillac, Michigan | 1890 | sanborn03939_002 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:41:00Z","modified":"2026-10-19T04:41:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"134.8,1613.4 94.3,1621.5 100.6,978.4 93.7,629.4 95.4,347.4 93.1,111.8 961.5,105.8 1195.5,99.6 1243.5,105.2 1243.6,23.8 1485.2,57.4 1591.8,144.6 1606.5,1438.8 1551.4,1887.7 115.5,1861.1 61.8,1900.8 134.8,1613.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1243.0,673.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.39781922100546,44.24844780179383]}},{"type":"Feature","properties":{"resourceCoords":[118.0,1640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.40150825247012,44.249357989463384]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cadillac, Michigan | 1890 | sanborn03939_002 p9 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"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":"3168.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T04:41:00Z","modified":"2026-10-19T04:41:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"80.5,661.4 78.2,1546.0 82.2,1784.3 76.1,1833.2 159.0,1834.0 161.9,1814.6 598.4,1795.1 613.8,1328.5 748.1,890.6 639.2,162.9 460.3,106.9 290.3,149.7 187.7,62.6 188.8,127.9 117.2,236.3 91.7,262.1 81.9,303.9 80.5,661.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114cm:g039391890:03939_1890-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[107.0,1250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.3972332509993,44.24994223472056]}},{"type":"Feature","properties":{"resourceCoords":[107.0,1828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.39646754977107,44.249024462817324]}}]}}]}