{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01217_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Milford, Delaware | 1919 | 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":"28"},{"label":"placed","value":"12"},{"label":"unplaced","value":"16"},{"label":"fit sources","value":"georef-snap 7, georef 4, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 24 panels"},{"label":"unplaced pages","value":"p10__1 (tier 1, 38.90611,-75.42939 +/-207m); p12__2 (tier 1, 38.90750,-75.43530 +/-148m); p13__1 (tier 1, 38.91323,-75.42366 +/-179m); p13__2 (tier 1, 38.91548,-75.42269 +/-162m); p13__3 (tier 1, 38.91302,-75.41870 +/-156m); p14__1 (tier 1, 38.91205,-75.42557 +/-100m); p14__2 (tier 1, 38.91237,-75.42746 +/-287m); p14__3 (tier 1, 38.91217,-75.42630 +/-100m); p15__1 (tier 4, 38.91318,-75.42859 +/-778m); p15__2 (tier 4, 38.91318,-75.42859 +/-778m); p15__3 (tier 1, 38.91388,-75.42972 +/-170m); p2__1 (tier 1, 38.91418,-75.42597 +/-171m); p5__2 (tier 1, 38.91289,-75.43583 +/-100m); p7__2 (tier 2, 38.91151,-75.42707 +/-215m); p8__2 (tier 1, 38.91303,-75.42343 +/-100m); p9__2 (tier 1, 38.91305,-75.42154 +/-102m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p10 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.93"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1610.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4841.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"492.6,986.0 488.0,1124.2 488.0,1404.0 487.9,1404.0 483.2,1404.0 478.7,1404.0 468.9,1697.8 617.2,1671.6 677.1,1801.3 831.0,1875.5 1543.7,1856.8 1589.7,745.4 1544.9,393.9 1516.3,394.3 1516.2,357.1 1262.9,183.8 1263.0,204.9 787.2,220.9 789.2,528.0 790.4,664.0 758.4,664.0 492.6,986.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[790.4,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4287121,38.9096442]}},{"type":"Feature","properties":{"resourceCoords":[1265.2,534.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4275327,38.9097737]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"245.0,1912.0 249.1,1774.0 220.2,1731.2 204.0,1663.8 180.4,1470.1 142.0,1090.8 51.2,119.8 174.2,119.8 367.4,142.8 531.0,188.8 1230.8,406.5 1362.8,447.3 1353.0,478.3 1582.6,834.9 1576.3,832.6 1523.1,1877.7 1006.0,1673.3 1195.4,1537.1 1183.1,1525.4 330.2,1849.5 322.3,1842.4 245.0,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[378.0,141.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42841727647632,38.91154122729802]}},{"type":"Feature","properties":{"resourceCoords":[1367.0,436.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42868389056108,38.90964028690092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p12 [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":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,399.8 790.3,10.6 790.1,1.0 678.2,1.0 587.9,81.8 588.1,106.9 588.2,119.5 643.2,195.4 597.4,1252.1 597.7,1290.8 595.7,1290.8 595.6,1292.2 232.3,1296.9 37.8,1372.6 71.4,1835.7 389.1,1748.3 752.2,1769.8 824.0,1852.5 1182.8,1894.2 1550.4,1869.3 1610.9,1682.4 1576.5,899.3 1590.4,887.4 1383.0,374.6 1612.0,416.7 1612.0,408.4 1612.0,399.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0012__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":[-75.43399623488106,38.911882663328804]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43079083482212,38.91023328866406]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.4332870709644,38.907254243425925]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43649247102334,38.90890361809067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.93"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"972.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5479.2"},{"label":"split_canvas_h","value":"4807.6"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1371.0,1.0 1364.7,1.0 1362.8,24.9 551.4,72.1 346.6,253.1 291.0,574.0 854.0,780.3 884.1,889.4 1156.3,965.0 1209.0,1034.2 1344.8,1016.7 1357.2,1035.0 1373.8,1033.2 1426.2,1027.7 1423.4,754.8 1472.8,317.1 1464.8,315.7 1371.0,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[243.2,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.4273458587931,38.919497359865495]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.42671385827799,38.916986700185646]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1201.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.42954029514178,38.91655455090683]}},{"type":"Feature","properties":{"resourceCoords":[243.2,1201.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43017229565689,38.91906521058668]}},{"type":"Feature","properties":{"resourceCoords":[1423.0,754.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4285762,38.9170626]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p2 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4032.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3620.0"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1505.3,1263.2 1505.1,1019.5 1443.2,1038.1 1055.0,1070.3 934.9,1217.5 103.9,1510.0 35.9,1585.8 25.7,1853.0 58.3,1912.0 94.5,1912.0 1236.6,1908.0 1243.8,1765.9 1506.9,1769.1 1505.3,1263.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1503.0,1273.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.43059350637618,38.9167418351721]}},{"type":"Feature","properties":{"resourceCoords":[1503.0,1761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.43172436080522,38.91656036975168]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1521.7,1888.0 1584.5,1622.8 1552.3,1471.8 1545.7,1391.5 1543.9,1254.0 1544.3,775.2 1550.2,62.0 1317.5,102.4 1036.0,164.3 233.6,383.6 260.4,883.9 1.0,893.8 1.0,1034.7 34.3,1032.9 40.8,1562.5 243.7,1865.3 1503.0,1839.3 1521.7,1888.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1082.0,1277.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4323705269086,38.914929172043884]}},{"type":"Feature","properties":{"resourceCoords":[261.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.43166573131315,38.91655822996596]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.8,1006.9 175.0,563.8 166.8,562.9 47.2,235.6 50.0,86.0 169.1,21.1 819.6,49.8 913.9,114.0 1358.5,34.1 1524.6,56.5 1557.7,499.6 1518.7,500.9 1526.5,1043.2 1528.0,1512.0 1295.2,1557.0 1013.6,1624.7 212.0,1860.4 151.8,1006.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1518.0,208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.426259,38.9147533]}},{"type":"Feature","properties":{"resourceCoords":[1528.0,1512.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4293305,38.914413]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"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":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.8,1212.8 124.2,1328.6 55.3,1444.0 25.8,1735.4 89.5,1848.7 924.6,1864.2 1154.2,1706.6 1185.7,1741.0 1380.8,1422.8 1520.5,1421.8 1575.5,1156.4 1612.0,1160.3 1612.0,1036.3 1612.0,866.2 1581.9,824.2 1563.8,757.1 1534.4,563.3 1484.9,183.7 1283.1,167.5 1228.8,167.0 811.1,136.2 327.4,106.7 100.7,91.0 101.0,573.5 103.0,712.2 109.8,793.0 142.2,945.2 79.8,1212.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0005__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":[-75.4308397943692,38.91443198914007]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43026709314914,38.91147010514891]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43475001186856,38.910937878650515]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-75.43532271308861,38.91389976264168]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1229.9,833.4 1230.1,785.8 1375.6,274.8 1119.8,203.6 999.5,192.1 772.4,196.2 814.3,51.0 544.1,130.3 232.0,85.0 228.6,1.0 189.2,1.0 178.7,545.8 164.3,1017.4 147.7,1738.2 376.3,1758.2 864.1,1796.7 1285.2,1835.3 1339.9,1836.7 1543.4,1856.7 1438.7,880.0 1363.7,872.0 1229.9,833.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1376.0,283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42714098219002,38.91244068480149]}},{"type":"Feature","properties":{"resourceCoords":[868.0,1780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.43083058038319,38.91290264433961]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p7 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"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":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"83.5,1725.8 567.8,1716.0 567.9,1694.6 823.2,1874.2 822.8,1912.0 851.8,1912.0 847.2,1871.7 1280.3,1873.7 1564.2,1789.9 1599.0,1323.8 1612.0,1324.2 1612.0,1265.3 1586.1,1262.7 1590.8,605.3 1583.0,605.2 1539.3,31.3 1523.9,85.3 1348.2,24.6 652.0,30.6 633.1,1.0 482.5,1.0 548.8,215.7 571.0,333.8 573.5,597.6 45.4,599.6 1.0,612.3 1.0,756.7 13.0,824.8 48.7,942.5 82.9,1134.3 86.5,1304.4 83.5,1725.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,1620.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42620997852298,38.910458543103246]}},{"type":"Feature","properties":{"resourceCoords":[261.0,612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42786443376463,38.91248303958599]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p8 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"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":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.1,494.2 89.1,1072.0 97.0,1072.0 93.5,1733.9 119.6,1736.5 120.7,1795.8 1158.7,1821.2 1527.0,1886.7 1528.2,1874.4 1542.0,1076.0 1540.7,476.9 1549.3,477.0 1561.2,160.0 1538.2,188.9 1502.3,134.0 1207.4,138.7 1098.2,25.7 500.2,28.6 343.2,76.3 298.1,314.2 298.1,314.2 298.1,315.0 297.9,315.0 297.4,318.0 91.6,327.1 44.1,494.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[97.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4247199,38.9122166]}},{"type":"Feature","properties":{"resourceCoords":[1542.0,1076.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.4213298,38.9119034]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, Delaware | 1919 | sanborn01217_006 p9 [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":"2026-10-19T10:25:40Z","modified":"2026-10-19T10:25:40Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"156.4,53.5 149.8,369.3 141.2,369.4 152.4,965.9 151.8,1761.2 150.9,1773.5 687.0,1859.7 1127.5,1845.5 1056.2,1530.5 1168.0,1095.5 1174.6,1088.5 1572.2,1086.0 1590.7,1002.5 1603.8,713.2 1553.3,498.8 1466.8,458.6 1433.2,205.1 1468.0,134.1 1379.1,131.1 1344.9,39.8 1271.0,93.9 1189.8,38.3 664.4,78.6 178.0,25.2 156.4,53.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd383m:g3834m:g3834mm:g012171919:01217_1919-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[608.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42051895301314,38.910266608410396]}},{"type":"Feature","properties":{"resourceCoords":[148.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.42160062115052,38.910378359050696]}}]}}]}