{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05460_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dover, New-Jersey | 1890 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"9"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5, georef-snap 4"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p6__1 (tier 1, 40.88756,-74.55814 +/-100m); p8__1 (tier 1, 40.88794,-74.56086 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0002/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 | 1890 | sanborn05460_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.6,168.6 34.7,182.1 35.3,1589.6 1.0,1598.8 1.0,1644.0 686.5,1761.2 687.5,1653.8 1108.7,1650.8 1109.4,1777.5 1515.6,1618.6 1516.7,1538.0 1533.5,769.1 1537.0,126.7 1111.5,127.5 712.9,124.9 497.6,132.7 294.9,162.2 228.4,154.5 57.5,207.4 55.6,168.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1105.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55883899358223,40.88644801858146]}},{"type":"Feature","properties":{"resourceCoords":[714.0,142.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55995039830765,40.887445160834694]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0003/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 | 1890 | sanborn05460_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"123.8,1555.0 136.9,786.4 137.3,144.2 539.0,136.7 537.2,75.2 723.6,105.6 952.0,44.0 1021.9,91.1 1345.5,57.1 1555.4,137.6 1592.7,1137.8 1612.0,1138.9 1612.0,1199.7 1341.6,1200.8 1346.5,1583.3 1612.0,1581.3 1612.0,1588.2 1612.0,1620.9 939.0,1804.7 939.0,1775.1 536.2,1742.0 536.3,1765.5 122.8,1670.8 122.9,1653.5 123.8,1555.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[931.0,1193.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55584152653395,40.88599007975134]}},{"type":"Feature","properties":{"resourceCoords":[519.0,1597.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5566858079609,40.88517793123966]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0004/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 | 1890 | sanborn05460_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1577.0,1785.8 1534.8,1785.4 1524.3,942.7 1533.4,942.5 1529.3,445.1 1534.3,394.4 1529.0,67.5 1110.4,75.0 1110.6,181.8 426.9,72.3 426.4,27.8 125.0,112.2 83.3,326.1 77.5,322.9 202.1,468.0 251.4,465.1 152.1,519.5 70.2,621.8 167.0,637.8 204.3,694.6 164.7,1115.1 96.5,1195.9 1.0,1321.0 1.0,1394.2 69.8,1451.8 24.6,1661.8 1.0,1704.8 1.0,1791.2 562.0,1888.3 1166.2,1827.2 1446.0,1884.6 1560.4,1876.1 1577.0,1785.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[455.0,1767.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56058803394322,40.88159063403506]}},{"type":"Feature","properties":{"resourceCoords":[1521.0,435.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55845947369349,40.88420581686508]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0005/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 | 1890 | sanborn05460_003 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1381.9,1430.2 1540.0,1663.6 1495.1,1720.0 1532.7,1862.8 1447.6,1799.2 820.6,1766.3 600.9,1872.1 162.0,1876.0 155.8,1912.0 135.7,1912.0 112.7,1912.0 93.4,1052.8 102.7,1052.5 93.5,545.4 98.1,493.7 92.8,288.8 501.1,119.3 501.2,137.6 501.4,155.0 922.3,244.5 921.8,220.6 1330.8,247.8 1331.7,308.9 1332.0,521.0 1459.0,518.7 1470.8,518.5 1442.0,732.9 1441.9,733.2 1433.6,819.0 1405.2,1226.2 1381.9,1430.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[515.0,1041.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5573283,40.8834046]}},{"type":"Feature","properties":{"resourceCoords":[1332.0,521.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5555704,40.8844796]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0006__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 | 1890 | sanborn05460_003 p6 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.92"},{"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":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1196.1,92.9 1195.8,122.9 958.6,230.2 959.4,195.5 742.2,192.7 503.1,193.4 131.2,179.8 14.6,178.7 13.7,206.4 92.8,225.8 101.6,465.9 55.5,1110.5 115.0,1112.6 110.8,1377.4 485.4,1380.1 488.6,1120.0 527.4,1120.8 694.3,1783.4 724.4,1784.0 929.0,1791.0 931.4,1657.0 1137.2,1692.2 1220.0,1703.2 1612.0,1745.2 1612.0,1744.7 1560.0,1736.9 1501.2,1332.6 1567.7,641.1 1464.8,133.2 1196.1,92.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[126.0,583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.55297,40.886259]}},{"type":"Feature","properties":{"resourceCoords":[929.0,1791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5555704,40.8844796]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0007/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 | 1890 | sanborn05460_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1603.8,1376.5 1523.6,1834.0 791.9,1887.3 470.1,1777.8 129.6,1847.7 46.4,1782.5 47.5,96.2 358.4,13.6 1006.9,15.1 1188.6,83.4 1231.1,56.8 1169.2,153.6 1146.3,284.6 1240.2,251.6 1301.2,283.9 1471.0,677.5 1449.7,782.7 1425.5,942.2 1460.2,1005.5 1550.8,1023.3 1612.0,1228.9 1612.0,1373.7 1603.8,1376.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1023.0,930.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56266020426654,40.882567969464105]}},{"type":"Feature","properties":{"resourceCoords":[86.0,1321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.56504172444939,40.88253712343248]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__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 | 1890 | sanborn05460_003 p8 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3265.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3186.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1542.3,1912.0 1582.0,1912.0 1532.6,1739.3 1541.8,1672.7 1516.7,1468.5 1513.7,1252.2 1525.0,852.0 1533.5,424.8 1536.8,21.1 1475.0,21.3 1466.6,65.5 1139.2,52.4 961.8,108.8 900.7,497.7 962.1,545.7 969.8,838.1 859.5,1150.4 875.0,1231.3 872.3,1325.2 893.6,1615.6 991.2,1676.9 988.1,1745.4 1482.8,1815.5 1542.3,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1143.2,415.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.558145,40.888359]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5590226,40.8875658]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__3/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 | 1890 | sanborn05460_003 p8 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.49"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3142.0"},{"label":"split_canvas_w","value":"3268.0"},{"label":"split_canvas_h","value":"1900.0"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"16.7,1174.2 135.0,1173.2 512.4,1179.9 754.9,1174.7 805.1,1174.4 446.6,785.5 426.2,785.5 421.4,785.5 416.2,801.6 121.8,800.8 22.4,810.4 16.7,1174.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,785.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55113035548182,40.88669112675105]}},{"type":"Feature","properties":{"resourceCoords":[817.0,785.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.5508769460999,40.88523126296488]}},{"type":"Feature","properties":{"resourceCoords":[817.0,1260.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55199919341861,40.885119836191464]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1260.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55225260280052,40.88657969997764]}},{"type":"Feature","properties":{"resourceCoords":[135.0,1173.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.552004,40.886359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__4/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 | 1890 | sanborn05460_003 p8 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.74"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5042.0"},{"label":"split_canvas_w","value":"3265.2"},{"label":"split_canvas_h","value":"2610.0"}],"created":"2026-10-19T12:43:24Z","modified":"2026-10-19T12:43:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"815.3,1673.1 799.1,1670.8 800.2,1391.4 708.7,1288.1 58.5,1288.5 31.9,1367.8 406.1,1779.4 576.2,1779.8 575.9,1815.0 815.3,1703.5 815.3,1673.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814dm:g3814dm_g054601890:05460_1890-0008__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1260.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55070696139038,40.88601458339505]}},{"type":"Feature","properties":{"resourceCoords":[816.3,1260.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55043948209644,40.88455797555192]}},{"type":"Feature","properties":{"resourceCoords":[816.3,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55198072239,40.88439608984624]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.55224820168394,40.88585269768937]}},{"type":"Feature","properties":{"resourceCoords":[576.2,1780.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.5517443,40.8848576]}}]}}]}