{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06074_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mechanicville, New-York | 1904 | 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":"23"},{"label":"placed","value":"13"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef-snap 8, georef 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p0__1 (tier 4, 42.90492,-73.68943 +/-902m); p10__2 (tier 1, 42.90400,-73.69483 +/-186m); p11__2 (tier 1, 42.90646,-73.69487 +/-100m); p11__3 (tier 1, 42.90663,-73.69343 +/-100m); p12__2 (tier 1, 42.90942,-73.69192 +/-100m); p14__2 (tier 1, 42.91066,-73.68682 +/-116m); p15 (tier 2, 42.90781,-73.68688 +/-100m); p6__1 (tier 1, 42.89802,-73.68799 +/-188m); p7__1 (tier 2, 42.89802,-73.68818 +/-100m); p7__2 (tier 1, 42.89976,-73.69169 +/-257m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p1","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.02"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.1,1469.7 146.9,1756.6 436.7,1719.0 457.9,1815.8 568.6,1867.9 859.6,1890.2 1451.3,1854.5 1471.7,1833.0 1511.9,1855.5 1507.6,1785.5 1503.8,1545.8 1438.3,1540.0 1438.8,1292.5 1427.5,1110.4 1352.8,895.0 1347.0,805.6 1375.1,631.4 1402.0,380.4 1433.7,85.5 1175.8,193.4 717.0,419.5 722.0,330.8 69.8,475.3 70.0,479.5 53.0,670.0 4.2,950.6 1.0,992.4 1.0,1005.5 33.8,1012.9 106.9,1039.3 162.1,1457.9 81.1,1469.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1159.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6881189,42.9051886]}},{"type":"Feature","properties":{"resourceCoords":[503.0,1228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.686076,42.903603]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p10 [1]","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":"3872.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3780.0"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1470.4,1725.5 1612.0,1726.8 1612.0,1722.2 1612.0,1712.4 1513.3,1686.9 1253.3,1164.2 1245.1,1172.8 1205.7,1033.3 1183.9,1097.3 1045.8,1132.5 677.0,1050.1 246.4,1168.2 120.0,1108.2 53.4,1166.9 119.7,1717.4 95.4,1813.1 137.5,1805.8 580.5,1812.3 1121.0,1810.0 1506.7,1810.5 1470.4,1725.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[585.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69447654997037,42.90671968035765]}},{"type":"Feature","properties":{"resourceCoords":[1033.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69336612818766,42.9068193407188]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p11 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.40"},{"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":"4780.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"890.5,1887.0 884.8,1861.6 934.0,1912.0 1083.2,1489.2 837.5,1326.4 837.5,733.5 837.5,153.4 747.0,129.9 631.4,1.0 605.5,1.0 380.5,197.3 364.9,557.4 233.5,553.0 169.0,573.9 128.8,612.2 35.8,953.7 32.2,1389.2 113.2,1508.8 118.3,1498.2 528.0,1911.1 890.5,1887.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[351.1,295.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69168695110599,42.9091366796225]}},{"type":"Feature","properties":{"resourceCoords":[351.1,1392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69222714604717,42.90716206496092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p12 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"14.8,1645.2 61.2,1677.0 95.5,1736.6 118.9,1867.9 479.3,1807.5 618.4,1912.0 1078.5,1912.0 1072.9,1899.0 1403.4,1780.8 1537.6,1828.5 1597.7,1534.9 1509.5,1443.1 1506.0,1209.2 1423.8,1187.8 1274.3,822.2 1078.7,857.8 1012.9,723.9 1027.2,60.5 599.6,66.2 481.4,149.6 401.9,21.6 63.4,45.8 45.1,1246.4 148.4,1542.7 22.4,1645.7 14.8,1645.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1047.0,1714.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6912235614469,42.91031250971161]}},{"type":"Feature","properties":{"resourceCoords":[395.0,5.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6957400323338,42.91045287132444]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p13","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.26"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,162.1 1.0,1691.1 53.8,1737.3 1.0,1729.8 1.0,1733.1 12.2,1771.8 114.0,1747.6 270.1,1774.4 616.3,1887.8 709.8,1912.0 855.9,1912.0 879.2,1900.4 755.5,1708.4 1407.4,1708.0 1437.7,1835.1 1512.1,1795.1 1566.7,1685.9 1572.4,914.2 1407.9,473.1 1484.7,171.3 1365.6,113.3 984.3,281.9 758.2,275.9 637.6,61.6 508.2,33.5 492.4,1.0 107.9,1.0 1.0,162.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1211.0,523.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.688523,42.910982]}},{"type":"Feature","properties":{"resourceCoords":[328.0,636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.689226,42.909452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p14 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"80.0,1705.0 94.9,1704.0 84.4,1767.2 89.2,1833.0 168.7,1883.7 427.6,1887.0 669.8,1780.2 741.6,1316.3 759.5,1302.0 853.5,1302.0 862.0,1302.0 1111.5,1272.3 1173.5,1038.4 1429.3,958.9 1410.0,872.0 1597.6,587.5 1521.3,414.6 1612.0,390.5 1612.0,306.9 1612.0,260.2 979.9,110.2 1055.5,324.8 1030.2,330.7 888.5,296.9 803.5,251.9 494.0,62.0 351.2,1.0 143.9,1.0 111.8,397.4 108.1,556.1 116.0,556.5 132.2,771.9 118.0,792.9 154.5,1266.8 167.4,1266.7 95.1,1703.1 80.0,1704.1 80.0,1705.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[132.0,561.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.68573729389765,42.90761643650789]}},{"type":"Feature","properties":{"resourceCoords":[798.0,789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.68482630247024,42.908709829018]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p2","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.07"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"164.5,257.0 103.9,487.5 53.1,646.1 45.9,730.3 85.1,942.0 69.9,1113.5 34.5,1344.4 94.8,1359.1 64.5,1583.4 44.0,1814.2 92.8,1877.6 926.6,1886.5 1025.0,1809.0 1219.4,1795.7 1374.6,1835.3 1374.7,1912.0 1390.5,1912.0 1498.0,1461.1 1484.5,1460.3 1481.0,962.2 1497.3,941.4 1496.2,715.0 1488.0,714.0 1503.5,548.4 1578.2,55.2 1612.0,70.2 1612.0,1.0 788.6,1.0 788.9,44.7 207.0,95.5 164.5,257.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1488.0,714.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.685762,42.907576]}},{"type":"Feature","properties":{"resourceCoords":[744.0,594.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.686304,42.906329]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.65"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"490.4,1811.3 778.8,1739.0 955.0,1730.3 1208.5,1743.0 1463.6,1760.3 1502.1,1764.4 1465.3,1174.4 1542.2,1190.9 1407.5,758.6 1348.6,518.4 1450.8,545.9 1406.3,1.0 166.1,1.0 257.4,69.1 86.8,479.5 82.7,479.3 40.8,426.9 129.4,956.5 177.4,1010.5 101.8,1029.3 1.0,1055.8 1.0,1085.0 45.2,1224.5 112.1,1487.1 166.4,1667.5 224.9,1882.8 490.4,1811.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[439.0,946.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6903372,42.9050678]}},{"type":"Feature","properties":{"resourceCoords":[869.0,1731.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6895435,42.9035154]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1406.1,1490.8 1440.0,1503.7 1501.0,1536.3 1496.2,1912.0 1472.1,1912.0 1423.3,1912.0 1420.2,1873.0 806.1,1879.8 520.8,1761.2 256.4,1802.4 123.1,1160.4 36.9,1162.8 110.3,660.2 125.6,661.2 98.6,391.4 460.5,286.4 603.0,245.7 931.9,159.3 1245.0,81.3 1481.3,18.3 1557.3,307.4 1568.2,484.4 1558.5,739.5 1544.1,996.1 1540.0,1038.6 1500.7,1204.2 1421.8,1445.1 1406.1,1490.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[456.0,266.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.6903015067588,42.90153157871897]}},{"type":"Feature","properties":{"resourceCoords":[1418.0,1467.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.68694466340155,42.90294194858883]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1544.6,354.5 1529.1,352.4 1420.1,861.3 1508.3,864.6 1601.5,1530.0 1590.5,1531.0 1514.5,1861.7 642.9,1886.5 380.9,1819.4 343.8,1657.0 127.9,1600.8 116.7,1558.2 124.5,1557.5 95.2,857.6 110.6,856.2 39.7,532.4 37.1,532.6 127.1,237.5 279.4,171.2 388.7,214.2 638.1,139.3 851.6,120.3 866.6,208.8 1106.0,163.8 1535.2,76.8 1544.6,354.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[517.0,1009.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.68807075305855,42.898873417996995]}},{"type":"Feature","properties":{"resourceCoords":[1516.0,827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.68829842402482,42.90069155984804]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p6 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.71"},{"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":"6452.0"},{"label":"split_canvas_h","value":"4032.8"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1449.3,28.6 1250.7,30.2 1008.5,127.7 74.4,194.0 23.6,282.6 41.2,635.1 203.8,722.0 279.0,919.7 618.1,997.8 1442.3,983.8 1457.2,1007.0 1465.0,1007.0 1491.7,321.8 1506.9,321.6 1463.3,1.0 1460.2,1.0 1449.3,28.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.689369271151,42.895412653142834]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.6893366844998,42.8983691871598]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1008.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.686809594601,42.898354298546515]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1008.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.68684218125219,42.89539776452955]}},{"type":"Feature","properties":{"resourceCoords":[1136.0,330.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.688519,42.89749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1316.2,1.0 1283.7,1.0 977.8,59.5 891.8,175.5 592.5,290.6 278.1,271.8 274.5,1544.5 274.9,1807.6 423.0,1805.1 762.8,1806.5 1085.1,1812.0 1329.5,1812.0 1325.7,1535.9 1320.6,986.0 1317.3,838.2 1319.3,452.4 1316.2,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[792.0,586.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69344453289109,42.902242562925494]}},{"type":"Feature","properties":{"resourceCoords":[273.0,1817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69022510543836,42.90153232313251]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mechanicville, New-York | 1904 | sanborn06074_005 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:25:08Z","modified":"2026-10-19T13:25:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1520.5,136.1 1517.8,577.4 1524.8,1115.8 1527.7,1500.0 1612.0,1463.1 1612.0,1661.4 1562.9,1857.8 1049.5,1811.4 984.5,1844.4 985.5,1765.9 985.3,1651.9 809.5,1660.8 536.1,1659.0 346.2,1665.9 121.3,1668.0 120.0,1115.8 117.7,967.4 122.2,580.1 122.3,126.8 189.1,126.2 406.8,151.0 1270.3,34.8 1512.9,94.2 1520.5,136.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060741904:06074_1904-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1508.0,1115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69298030426913,42.90582218574526]}},{"type":"Feature","properties":{"resourceCoords":[970.0,1635.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.69153267831457,42.90494854936421]}}]}}]}