{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05460_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dover, New-Jersey | 1909 | 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":"33"},{"label":"placed","value":"19"},{"label":"unplaced","value":"14"},{"label":"fit sources","value":"georef-snap 12, georef 6, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 19 panels"},{"label":"unplaced pages","value":"p11__2 (tier 1, 40.88432,-74.56377 +/-100m); p16__1 (tier 1, 40.88387,-74.55324 +/-222m); p16__2 (tier 1, 40.88392,-74.55273 +/-136m); p16__3 (tier 1, 40.88300,-74.55542 +/-123m); p20__1 (tier 1, 40.88809,-74.56591 +/-100m); p20__2 (tier 1, 40.89099,-74.56421 +/-253m); p21__2 (tier 4, 40.88634,-74.55925 +/-2346m); p22__1 (tier 4, 40.88634,-74.55925 +/-2346m); p22__2 (tier 4, 40.88634,-74.55925 +/-2346m); p22__3 (tier 4, 40.88634,-74.55925 +/-2346m); p22__4 (tier 4, 40.88634,-74.55925 +/-2346m); p4__1 (tier 1, 40.87843,-74.56110 +/-100m); p4__3 (tier 1, 40.87919,-74.56047 +/-100m); p4__4 (tier 1, 40.87949,-74.56130 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p10","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1390.2,1840.4 1391.0,1639.8 1385.7,1030.8 1382.1,428.3 1386.0,188.2 1389.1,1.0 1360.5,1.0 990.8,13.9 605.4,25.1 197.5,32.1 208.4,484.9 210.5,1076.3 216.7,1492.7 224.1,1856.8 650.9,1854.2 1007.2,1850.0 1390.2,1840.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[998.0,1029.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.556769,40.885896]}},{"type":"Feature","properties":{"resourceCoords":[208.0,644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5588177,40.8864344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p11 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"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":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.3,1872.7 317.1,1866.0 555.2,1865.5 1464.1,1875.5 1508.5,1876.0 1509.3,1504.8 1512.6,1080.4 1524.0,477.7 1523.4,16.0 1133.8,10.4 879.5,20.4 168.1,30.6 191.6,62.0 135.5,560.1 225.1,558.0 274.1,632.0 503.4,642.3 627.4,764.2 565.0,1149.8 561.1,1152.5 561.1,1152.5 561.1,1152.5 58.5,1152.5 34.9,1840.9 1.0,1844.0 1.0,1882.5 246.3,1872.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.0,661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55879844756213,40.8863972713777]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55900441509776,40.88749009326203]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.3,1583.7 6.2,1292.4 43.1,387.7 264.0,228.4 322.4,39.4 1126.4,54.9 1160.4,151.6 1333.5,226.4 1417.5,403.2 1540.5,484.6 1612.0,531.9 1612.0,572.8 1512.1,870.8 1424.4,927.4 1265.8,1020.0 1490.3,1394.5 1005.1,1783.8 392.8,1888.7 381.6,1912.0 358.3,1912.0 337.8,1912.0 129.2,1584.4 132.3,1583.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[368.0,633.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56505341456835,40.88252284694525]}},{"type":"Feature","properties":{"resourceCoords":[1238.0,1032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5626967719678,40.8825524481593]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1573.9,828.2 1528.0,1235.3 1573.3,1681.7 1530.5,1864.4 1319.1,1842.8 1147.0,1730.0 993.7,1763.2 961.3,1707.2 701.3,1872.5 208.2,1854.5 28.1,1658.8 19.9,1407.0 91.8,1167.4 52.2,512.4 143.3,382.9 121.1,292.7 233.1,227.8 552.0,214.4 879.1,43.9 1379.2,83.3 1436.7,40.9 1551.9,124.7 1576.2,83.1 1551.3,395.1 1548.2,394.4 1579.8,792.8 1612.0,799.8 1612.0,800.0 1573.9,828.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[950.0,1010.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56422283993784,40.87913478201831]}},{"type":"Feature","properties":{"resourceCoords":[849.0,1424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56354131039878,40.87851727143748]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1010.8,1551.0 722.2,1881.2 584.8,1758.2 503.6,1691.8 187.8,1688.4 148.9,1701.0 149.2,1699.8 157.0,1671.8 91.1,1670.2 79.0,1548.3 116.9,1548.0 105.4,1304.9 98.2,1235.0 96.0,999.9 99.3,102.2 99.5,72.2 582.9,100.0 583.2,123.5 1547.2,295.3 1510.2,569.4 1588.7,748.9 1587.0,924.9 1466.0,1385.9 1522.7,1400.9 1524.3,1878.4 1532.8,1894.5 1010.8,1551.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[106.0,480.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55944541667742,40.88407452612937]}},{"type":"Feature","properties":{"resourceCoords":[1373.0,1126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56059942232125,40.881586781073786]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"602.3,1912.0 592.0,1912.0 589.5,1912.0 561.8,1871.2 555.5,1858.0 374.1,1885.0 54.2,1852.5 64.9,1498.2 221.1,517.8 244.1,517.1 264.8,45.1 278.4,45.0 697.5,43.2 1047.5,39.8 1423.7,31.0 1612.0,29.1 1612.0,45.7 1460.6,49.0 1464.0,256.9 1560.1,526.0 1505.2,683.9 1526.8,1094.2 1577.2,1150.4 1529.0,1661.6 1525.0,1654.6 826.6,1781.5 602.3,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1049.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55649921091896,40.88435800990609]}},{"type":"Feature","properties":{"resourceCoords":[262.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55846233029811,40.88417781494414]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p17","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"77.2,1886.0 47.4,101.1 7.8,91.2 191.6,90.7 195.9,104.7 217.3,149.2 230.0,151.0 471.3,54.2 1182.0,29.6 1185.0,37.1 1180.4,55.9 1423.1,85.2 1486.8,257.4 1565.4,293.5 1578.7,813.2 1486.4,1016.6 1503.9,1249.9 1562.5,1251.2 1503.3,1360.3 1513.9,1482.0 968.1,1514.9 847.7,1561.7 874.0,1625.7 600.5,1733.1 183.3,1912.0 52.6,1912.0 77.2,1886.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1164.0,992.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.554235,40.879671]}},{"type":"Feature","properties":{"resourceCoords":[344.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.555659,40.8777069]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"410.4,174.0 761.9,32.2 1336.5,18.1 1497.2,85.0 1542.9,132.0 1582.3,971.6 1572.8,1836.6 1017.9,1895.0 499.2,1795.8 111.9,1833.0 39.0,1655.2 93.2,1532.7 101.8,1070.8 116.5,772.0 46.1,769.7 53.1,638.4 250.9,118.2 410.4,174.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[108.0,1785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55645820949519,40.877178200374345]}},{"type":"Feature","properties":{"resourceCoords":[108.0,1372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55567297126709,40.87766785562072]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p19 [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":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"470.5,38.9 284.2,36.7 147.4,176.4 127.1,637.2 210.5,1092.3 57.8,1340.0 51.9,1835.4 217.5,1877.2 1356.7,1844.4 1473.3,1791.1 1487.8,1675.9 1330.9,1302.9 1250.4,1211.0 1224.9,1211.0 1218.8,1211.0 1194.1,1146.8 1146.6,1092.6 1014.4,130.5 884.9,49.1 709.6,128.1 490.8,123.8 470.5,38.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[813.0,874.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.57084052160103,40.888007314334864]}},{"type":"Feature","properties":{"resourceCoords":[741.0,504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.57083598754232,40.88869974407906]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p19 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4410.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2041.6"},{"label":"split_canvas_h","value":"4844.0"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1161.0,1015.8 1180.5,1100.9 1399.1,1106.8 1574.7,1029.1 1541.7,1008.0 1549.2,228.8 1522.7,129.2 1394.9,86.4 1236.2,154.3 1169.8,354.0 1222.2,1017.0 1161.0,1015.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1379.3,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.57060751755446,40.89007111585764]}},{"type":"Feature","properties":{"resourceCoords":[1379.3,1113.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.57078198611464,40.88938386621916]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1575.5,22.4 1367.6,16.0 822.7,16.1 1.0,19.1 1.0,153.2 37.5,154.9 37.0,569.8 119.8,795.0 49.3,1060.3 141.8,1501.7 120.6,1787.9 345.8,1823.7 418.6,1892.2 496.2,1805.6 1056.9,1883.7 1213.7,1873.8 1300.5,1773.7 1491.0,1790.3 1577.1,1401.0 1612.0,1374.0 1590.3,664.5 1576.3,411.1 1575.5,22.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[268.0,1140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5621111,40.8896899]}},{"type":"Feature","properties":{"resourceCoords":[1346.0,409.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5600233,40.887895]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p21 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"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":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"24.4,453.9 50.1,1750.0 216.1,1847.7 460.4,1707.6 520.6,1582.7 962.2,1589.7 963.4,1594.5 971.0,1594.5 971.0,1625.2 1022.5,1834.0 1569.8,1879.0 1612.0,751.2 1612.0,739.6 1561.7,133.2 1408.5,45.5 693.1,16.0 433.8,91.0 289.1,71.4 320.4,120.7 155.9,126.6 184.2,169.4 66.8,241.2 24.4,453.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.58478175467795,40.89812922554587]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.58307847624795,40.900859402450735]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.57882468728259,40.89932173755353]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.58052796571258,40.89659156064867]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"180.7,1609.5 190.1,1066.7 201.3,247.1 67.9,244.8 78.1,91.5 142.3,56.3 766.9,87.0 860.0,107.8 902.3,328.4 1174.6,389.8 1267.7,514.2 1288.3,679.9 1612.0,746.9 1612.0,857.1 1441.8,1106.8 1432.9,1164.2 1412.2,1438.2 1378.3,1811.7 974.5,1817.4 583.9,1819.3 170.7,1816.5 180.7,1609.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[195.0,957.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55926210003116,40.889139160959026]}},{"type":"Feature","properties":{"resourceCoords":[980.0,1798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55707730360213,40.88781181824224]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p4 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"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":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.1,1761.3 515.7,1744.8 624.0,1721.1 907.0,1719.8 907.0,1338.1 907.0,1268.0 969.9,1268.0 1005.3,1268.0 1007.3,1416.0 1612.0,1416.0 1612.0,1376.5 1427.2,965.8 1365.2,897.6 1143.3,659.5 882.2,373.9 587.5,56.3 533.1,210.3 478.5,355.5 378.9,667.7 361.2,713.6 327.4,726.6 313.4,693.6 315.6,803.3 151.9,1056.8 144.5,1114.3 131.5,1388.0 108.1,1761.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0004__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":[-74.55686438542276,40.89109944585586]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55297754114638,40.89144233085907]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55244338442193,40.8879328883097]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55633022869831,40.887590003306485]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1511.3,1778.7 1548.8,1634.3 1493.1,1380.0 1579.1,201.1 1378.5,83.0 1332.5,123.6 1011.3,110.0 691.0,213.4 507.6,148.7 102.0,355.8 127.4,441.0 1.0,643.9 1.0,671.0 58.7,639.9 61.4,1075.0 60.9,1463.5 63.5,1790.3 169.2,1785.2 889.9,1776.1 1261.2,1774.3 1511.3,1778.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[885.0,1032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.553401,40.89179]}},{"type":"Feature","properties":{"resourceCoords":[510.0,1406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.553315,40.890822]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.2,171.7 1.0,327.4 1.0,1545.5 236.9,1912.0 660.5,1912.0 721.0,1854.2 1002.6,1879.9 1191.5,1764.8 1464.4,1769.2 1515.4,1706.0 1472.1,1522.3 1509.7,1432.3 1452.6,1366.2 1509.1,1298.2 1428.5,1060.3 1509.3,942.5 1457.5,804.7 1551.3,579.5 1569.0,266.3 1478.5,94.7 1483.6,75.3 1236.7,69.8 870.0,70.0 158.3,75.7 54.0,80.3 53.2,171.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[498.0,440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5519437,40.8899301]}},{"type":"Feature","properties":{"resourceCoords":[870.0,70.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.552034,40.890901]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p7","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"80.0,340.5 77.4,543.9 34.9,543.5 28.6,914.0 90.3,915.0 65.1,1744.0 64.0,1744.0 395.2,1834.0 755.8,1809.9 827.9,1879.5 989.5,1894.7 1548.1,1838.7 1599.7,1682.1 1550.7,1340.3 1593.3,981.6 1514.2,695.2 1586.2,392.6 1545.8,148.8 1453.8,61.6 1131.6,24.0 160.2,52.1 155.6,1.0 154.3,1.0 39.3,101.7 1.0,135.3 1.0,317.9 80.0,340.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[916.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.547103,40.888303]}},{"type":"Feature","properties":{"resourceCoords":[1512.0,438.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.545572,40.887901]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"315.0,1818.8 1103.8,1827.2 1229.7,1824.9 1555.2,1826.6 1554.8,1611.3 1555.7,1473.7 1544.8,187.8 1561.7,124.8 1561.7,123.8 736.5,102.5 735.8,163.8 367.1,159.2 367.3,116.9 164.9,115.2 142.4,195.0 1.0,195.7 1.0,240.0 98.6,350.4 1.0,696.9 1.0,1574.1 315.0,1818.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1100.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55284768888862,40.88559124206932]}},{"type":"Feature","properties":{"resourceCoords":[1540.0,1432.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55176438725596,40.88488531955476]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dover, New-Jersey | 1909 | sanborn05460_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T22:16:10Z","modified":"2026-10-19T22:16:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.2,1870.7 363.1,1868.7 364.1,1885.5 1335.3,1860.7 1332.7,1541.4 1328.8,1417.9 1326.5,643.9 1563.2,331.6 1612.0,330.9 1612.0,1.0 674.8,1.0 573.3,22.9 174.3,37.4 170.9,225.9 166.6,464.9 169.1,1064.7 173.3,1671.0 172.2,1870.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601909:05460_1909-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[942.0,669.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55403431908881,40.886889179343584]}},{"type":"Feature","properties":{"resourceCoords":[552.0,1050.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55488049332195,40.88609228954294]}}]}}]}