{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05457_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Delanco, New-Jersey | 1921 | 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":"8"},{"label":"placed","value":"8"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 4, georef-snap 4"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p1 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2940.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4712.0"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"737.5,1776.0 763.1,1789.5 856.3,1799.2 1530.0,1802.0 1534.8,850.3 867.5,849.4 197.5,843.4 61.6,1231.1 82.2,1247.9 398.4,1506.2 737.5,1776.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[862.0,1317.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9556452,40.0484176]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,1802.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9536444,40.0485328]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p1 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.62"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5142.4"},{"label":"split_canvas_w","value":"2190.0"},{"label":"split_canvas_h","value":"2509.6"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"312.9,1910.9 431.6,1600.1 344.9,1528.7 107.7,1522.5 68.8,1563.7 1.0,1642.5 1.0,1643.1 312.9,1910.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[332.7,1928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9571997,40.0475776]}},{"type":"Feature","properties":{"resourceCoords":[662.4,1539.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.957234,40.048539]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.1,1167.6 85.8,1158.8 1075.2,1912.0 1155.3,1912.0 1209.5,1841.7 1247.0,1797.5 1337.9,1793.5 1336.9,1675.0 1569.3,1375.6 1588.3,1335.1 1593.2,1188.3 1580.0,587.5 1576.0,138.0 1547.3,138.9 1521.4,78.5 1489.2,96.7 1039.3,26.1 271.6,47.4 55.2,258.4 32.1,952.9 1.0,987.5 1.0,1020.4 79.1,1167.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[109.0,1128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9614273,40.0475124]}},{"type":"Feature","properties":{"resourceCoords":[1576.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9601656,40.05063]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.0,1812.2 242.5,1880.8 265.6,1810.8 938.4,1804.9 1608.4,1793.9 1592.4,604.0 1589.7,182.8 1531.1,77.0 1340.5,34.0 787.4,89.6 336.6,31.4 197.2,108.5 222.4,168.8 251.0,168.2 251.2,615.5 259.2,1213.5 253.1,1359.7 233.8,1399.8 1.0,1694.5 1.0,1813.8 151.0,1812.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[934.0,608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95821170529976,40.05079989294208]}},{"type":"Feature","properties":{"resourceCoords":[1571.0,156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95771028273005,40.0521953317415]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.2,1795.2 104.7,1752.7 69.3,721.9 111.7,113.5 279.9,51.9 1361.2,32.1 1490.4,93.0 1484.7,354.0 1552.7,359.3 1474.5,530.7 1485.5,530.7 1490.5,1763.5 1537.6,1826.5 1520.8,1826.5 1490.7,1826.5 1068.5,1826.2 656.7,1825.3 226.2,1828.7 87.6,1820.3 60.2,1795.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[348.0,534.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.96135555713494,40.04532613944124]}},{"type":"Feature","properties":{"resourceCoords":[1078.0,1831.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95824375344398,40.04673673010551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p5","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"40"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.6,317.2 637.9,311.4 1046.7,309.7 1495.7,307.3 1498.0,748.0 1498.9,1153.4 1505.3,1583.6 622.0,1591.0 488.5,1594.4 438.1,1595.6 402.7,1619.8 106.5,1707.3 74.5,1646.2 117.1,775.8 102.5,336.4 73.0,309.8 210.6,317.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[622.0,1591.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9551022,40.0459613]}},{"type":"Feature","properties":{"resourceCoords":[1498.0,748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.9571997,40.0475776]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.4,1113.5 157.8,1070.8 268.8,924.8 813.7,232.6 839.2,245.6 931.6,254.1 1598.7,249.0 1605.2,1154.0 1601.4,1333.8 1597.2,1333.7 1448.7,1704.7 1394.3,1669.0 1344.0,1729.8 679.0,1869.2 588.6,1775.7 415.6,1725.8 147.1,1419.8 38.0,1398.5 154.4,1113.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[401.0,735.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95514914888359,40.04639449372439]}},{"type":"Feature","properties":{"resourceCoords":[930.0,710.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95418772281079,40.047064355084956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delanco, New-Jersey | 1921 | sanborn05457_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:55:15Z","modified":"2026-10-19T23:55:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"51.9,229.2 53.1,15.5 61.7,31.5 306.8,15.1 883.4,69.2 1238.3,19.6 1364.1,47.8 1517.4,31.6 1567.0,87.6 1559.7,153.8 1593.1,205.9 1575.2,716.4 1596.9,903.3 1519.8,1398.0 1536.2,1821.4 1467.1,1811.8 1126.9,1820.8 1038.8,1834.5 886.8,1744.9 659.1,1780.7 324.9,1886.3 50.8,1876.6 53.3,1784.0 52.9,1318.2 52.6,833.2 51.9,229.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054571921:05457_1921-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[738.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95335232326006,40.05216015950237]}},{"type":"Feature","properties":{"resourceCoords":[730.0,1313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.95118521906747,40.05013511034833]}}]}}]}