{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06104_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mount Vernon, New-York | 1892 | 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":"37"},{"label":"placed","value":"20"},{"label":"unplaced","value":"17"},{"label":"fit sources","value":"georef-snap 11, georef 9"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 19 panels"},{"label":"unplaced pages","value":"p22 (tier 3, 40.90293,-73.85221 +/-601m); p23__1 (tier 1, 40.93003,-73.81933 +/-198m); p23__2 (tier 1, 40.92311,-73.82491 +/-100m); p23__3 (tier 1, 40.92146,-73.82381 +/-163m); p23__4 (tier 1, 40.92296,-73.82245 +/-100m); p2__2 (tier 1, 40.91352,-73.83564 +/-138m); p2__3 (tier 1, 40.91570,-73.84483 +/-133m); p5__2 (tier 1, 40.91120,-73.84435 +/-100m); p5__3 (tier 1, 40.91200,-73.84012 +/-100m); p8__1 (tier 3, 40.90428,-73.84247 +/-1001m); p8__3 (tier 1, 40.90054,-73.82747 +/-113m); p8__4 (tier 1, 40.90046,-73.82817 +/-100m); p8__5 (tier 3, 40.90428,-73.84247 +/-1001m); p8__6 (tier 3, 40.90428,-73.84247 +/-1001m); p8__7 (tier 1, 40.89988,-73.82991 +/-100m); p8__8 (tier 1, 40.89999,-73.83180 +/-100m); p8__9 (tier 1, 40.91090,-73.85030 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.63"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1151.0,1904.0 1153.6,1897.7 1582.6,1859.9 1596.8,239.8 1537.9,236.3 1547.6,90.0 56.9,42.0 75.8,1.0 49.9,1.0 9.9,33.5 8.7,40.5 1.0,80.8 1.0,860.6 988.5,1912.0 1143.2,1912.0 1151.0,1904.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1500.0,1243.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84637055248108,40.906817387857025]}},{"type":"Feature","properties":{"resourceCoords":[1500.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84361603622764,40.907531645802145]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1513.5,153.7 267.5,141.2 266.6,195.9 12.1,265.7 11.4,1.0 1.0,1.0 1.0,1116.6 121.2,1476.9 136.8,1478.2 10.2,1786.5 1512.5,1771.3 1512.8,1760.4 1508.6,1437.4 1510.7,1094.1 1514.1,946.1 1511.6,558.1 1513.5,153.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1493.0,952.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84176513673533,40.90788907435895]}},{"type":"Feature","properties":{"resourceCoords":[175.0,1353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84361084669398,40.91000166106193]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"20.1,114.5 22.8,466.4 38.5,594.8 61.9,698.3 1.0,927.3 1.0,1856.4 253.7,1787.8 254.6,1733.3 1495.0,1748.9 1496.5,1345.0 1498.0,935.6 1497.0,543.8 1514.5,141.7 20.1,114.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1484.0,1337.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83893398163342,40.90850735361185]}},{"type":"Feature","properties":{"resourceCoords":[11.0,535.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83808847335187,40.9115362870432]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.5,1730.9 34.7,1413.7 41.6,1370.7 22.6,1349.1 181.5,190.1 371.3,169.6 449.2,139.0 569.0,44.3 694.1,35.3 868.0,94.3 1458.2,36.7 1457.1,226.7 1533.7,226.6 1532.4,940.3 1537.2,1385.9 1531.6,1752.8 30.5,1730.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1515.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83330117920501,40.90974543859272]}},{"type":"Feature","properties":{"resourceCoords":[1515.0,1753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83612766785326,40.909114803217314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p14","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1046.8,1749.1 187.7,1745.7 188.8,1380.7 178.6,937.7 171.2,228.0 95.0,229.0 93.8,40.0 204.3,27.9 592.7,129.8 865.0,24.6 1409.2,45.9 1450.3,229.1 1457.3,1341.8 1460.9,1746.0 1046.8,1749.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[95.0,229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.832608,40.910011]}},{"type":"Feature","properties":{"resourceCoords":[1452.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.832442,40.907441]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p15","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1463.8,1775.0 178.9,1739.4 175.6,1342.7 172.0,931.8 166.2,538.7 179.0,135.0 1042.1,141.7 1458.2,140.1 1460.8,536.6 1460.3,1345.1 1463.8,1758.1 1463.8,1775.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[179.0,1748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83989,40.90827]}},{"type":"Feature","properties":{"resourceCoords":[179.0,135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8361159,40.9090856]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p16","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"193.9,1433.0 190.2,1091.6 191.2,944.4 182.3,558.5 177.4,156.2 177.2,147.7 1456.7,174.2 1456.6,164.2 1564.2,286.3 1557.7,286.2 1557.2,1840.0 1232.3,1863.3 724.2,1782.5 258.3,1849.8 261.4,1912.0 202.3,1912.0 203.4,1754.2 193.9,1433.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1462.0,947.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84091,40.905592]}},{"type":"Feature","properties":{"resourceCoords":[194.0,1348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8426855,40.90765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.8,1735.8 100.9,1728.9 104.3,1317.9 118.2,513.4 122.2,118.8 1547.3,135.5 1542.8,535.4 1541.7,929.5 1544.1,1334.6 1542.4,1858.9 1520.2,1880.3 1391.8,1826.0 1311.9,1862.8 1266.7,1810.9 961.6,1886.0 205.5,1860.3 100.8,1735.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[112.0,917.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8371466183442,40.906409900060666]}},{"type":"Feature","properties":{"resourceCoords":[112.0,1324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83809886710523,40.90619108331148]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p18","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"109.0,1760.0 108.2,1358.1 109.0,252.0 69.4,69.6 274.1,79.1 825.5,27.2 1362.5,129.7 1484.3,74.3 1539.1,71.9 1533.3,188.0 1530.5,960.1 1526.0,1757.5 109.0,1760.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[109.0,1760.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.835272,40.906821]}},{"type":"Feature","properties":{"resourceCoords":[109.0,252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8317091,40.9076004]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p19","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1452.0,1359.0 1452.0,1748.2 1452.1,1791.9 179.9,1797.2 179.8,1760.2 184.9,964.2 188.3,193.4 194.2,77.5 1361.5,27.2 1519.5,80.7 1575.8,172.4 1557.4,846.0 1450.0,957.1 1452.0,1359.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1452.0,1359.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.832474,40.902225]}},{"type":"Feature","properties":{"resourceCoords":[186.0,558.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8314481,40.904905]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p20","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.2,1568.3 1531.8,1856.9 1125.8,1798.9 524.9,1865.3 213.5,1819.8 182.2,1850.8 178.0,1330.0 171.0,927.7 167.7,536.2 167.7,175.9 1441.0,172.3 1441.8,536.2 1446.7,935.9 1446.4,1111.8 1552.5,1112.6 1578.2,1568.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1446.0,1330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.836231,40.901388]}},{"type":"Feature","properties":{"resourceCoords":[178.0,1330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.837105,40.903653]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p21","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.0,1735.0 103.5,1332.8 103.1,922.6 104.0,530.6 103.0,125.8 211.5,14.2 211.0,29.2 1492.7,39.6 1573.5,101.3 1587.8,1869.3 211.8,1869.3 214.2,1912.0 107.5,1912.0 108.0,1735.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[108.0,1735.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.835299,40.901592]}},{"type":"Feature","properties":{"resourceCoords":[103.0,132.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.831539,40.902434]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"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":"3352.0"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"21.5,257.7 1.0,281.6 1.0,674.6 34.3,688.1 126.5,725.4 233.7,691.6 339.9,837.0 908.1,837.0 1448.9,812.3 1557.1,639.6 1592.9,199.8 1211.3,58.0 739.8,25.9 84.1,63.1 58.0,97.7 19.5,68.3 21.5,257.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[557.0,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84346749174242,40.91468569301485]}},{"type":"Feature","properties":{"resourceCoords":[1617.0,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84201386002704,40.91636789754725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.6,1478.8 1.0,1811.9 1.0,1912.0 676.7,1912.0 768.0,1864.3 886.8,1816.7 1222.8,1724.5 1526.4,1649.3 1569.0,1645.2 1585.0,1621.6 1581.7,1622.0 1580.4,1219.0 1527.2,1208.3 1580.3,1203.2 1576.9,137.7 1514.7,41.6 89.0,26.5 35.8,220.6 39.6,745.9 47.9,1011.9 58.5,1183.5 75.7,1263.5 122.1,1373.2 183.6,1478.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[364.0,1701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83921750637651,40.91173706070781]}},{"type":"Feature","properties":{"resourceCoords":[780.0,1446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.83821126465865,40.91223615907525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"150.7,74.7 153.9,534.0 131.3,547.9 1.0,641.8 1.0,1600.0 337.5,1786.5 444.2,1725.0 555.0,1678.7 635.8,1661.8 808.7,1651.8 1076.9,1644.8 1606.3,1643.3 1592.1,1639.3 1565.6,1565.4 1592.2,406.0 1612.0,398.0 1612.0,396.9 1483.7,306.4 1480.5,120.6 1370.8,85.7 1316.2,1.0 518.5,1.0 465.6,78.6 150.7,74.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[525.0,75.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84388151555216,40.91237491044757]}},{"type":"Feature","properties":{"resourceCoords":[1110.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84279258519634,40.913486788722594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"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":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,225.5 1.0,996.8 399.6,1405.8 425.9,1436.7 439.2,1452.2 443.8,1457.7 444.5,1563.8 556.1,1788.3 567.5,1777.4 887.8,1912.0 1536.0,1912.0 1601.0,1732.8 1612.0,1708.2 1348.3,1327.2 1612.0,1152.2 1612.0,212.9 1526.8,212.6 1263.1,112.9 783.2,117.7 147.2,116.1 1.0,225.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1551.0,1747.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84272600989027,40.911586608105424]}},{"type":"Feature","properties":{"resourceCoords":[1339.0,1344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84382733104711,40.911652128925354]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"490.9,18.5 871.2,108.5 1362.1,30.9 1526.2,110.1 1595.7,653.9 1528.2,1215.2 1585.5,1617.5 1612.0,1658.9 1612.0,1856.4 1563.5,1912.0 867.3,1912.0 605.4,1814.1 125.6,1820.8 123.2,1438.8 115.0,984.5 121.6,700.3 158.1,533.2 89.2,101.5 490.9,18.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.85092824207312,40.91360094995525]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.84882668277008,40.916096445676395]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.84493768399247,40.91419964420494]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.84703924329551,40.9117041484838]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.8,1808.4 162.8,1050.9 156.5,972.8 78.5,973.6 147.9,191.7 207.9,246.1 540.3,112.0 1332.3,111.0 1415.6,93.7 1482.4,523.0 1445.3,689.3 1437.4,972.0 1443.7,1424.0 1444.4,1804.0 810.0,1806.2 670.4,1912.0 489.8,1912.0 397.7,1807.6 162.8,1808.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[175.0,1422.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84950862613697,40.910402141733364]}},{"type":"Feature","properties":{"resourceCoords":[175.0,1805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.84872377484845,40.91002300582242]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p8 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.01"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1242.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5210.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1223.0 1612.0,1217.0 1229.6,1215.5 1059.2,1218.3 1039.1,1211.2 1032.4,112.0 1013.0,113.6 1014.1,181.8 331.2,125.3 329.6,127.0 483.6,470.0 486.5,470.0 486.5,476.4 502.3,511.6 578.5,1195.2 824.8,1257.2 925.8,1413.2 901.3,1788.0 994.7,1849.6 1388.9,1869.0 1498.1,1813.6 1556.1,1455.2 1524.7,1277.0 1573.4,1222.6 1612.0,1223.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1421.1,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8511698,40.908402]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8507,40.908172]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, New-York | 1892 | sanborn06104_002 p9","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T20:20:51Z","modified":"2026-10-19T20:20:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.4,655.1 13.9,1763.0 75.4,1872.0 74.0,1860.9 170.8,1739.1 1612.0,1619.9 1612.0,885.5 1546.5,811.2 1312.0,812.0 1312.0,55.7 1307.6,1.0 50.5,1.0 42.6,22.9 44.6,217.8 40.2,655.1 33.4,655.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g061041892:06104_1892-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1312.0,812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8487328,40.9100007]}},{"type":"Feature","properties":{"resourceCoords":[1312.0,434.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.8495087,40.9103755]}}]}}]}