{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07520_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bedford, Pennsylvania | 1912 | 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":"20"},{"label":"placed","value":"11"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef 7, georef-snap 3, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 18 panels"},{"label":"unplaced pages","value":"p1__3 (tier 1, 40.01567,-78.50755 +/-100m); p5__2 (tier 1, 40.01516,-78.50435 +/-107m); p5__3 (tier 1, 40.01771,-78.50128 +/-100m); p6__1 (tier 1, 40.02600,-78.50888 +/-138m); p6__3 (tier 1, 40.01160,-78.50214 +/-100m); p8__1 (tier 1, 40.02293,-78.50575 +/-218m); p8__2 (tier 1, 40.02284,-78.50707 +/-112m); p8__4 (tier 1, 40.02277,-78.50582 +/-100m); p8__5 (tier 1, 40.02318,-78.50807 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p1 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.73"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3994.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3657.2"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"216.7,1033.8 69.1,1085.0 50.4,1163.4 211.5,1388.7 407.7,1489.5 470.7,1512.8 470.8,1522.0 478.6,1526.0 531.9,1875.5 1462.1,1911.6 1552.8,1837.1 1592.5,1846.5 1588.1,1519.0 1583.2,1519.1 1581.6,1017.4 1588.3,1012.3 1589.7,1011.3 1556.0,1008.2 1502.1,1007.9 353.3,1000.9 353.2,1030.7 216.7,1033.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1151.0,1522.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.505565,40.015768]}},{"type":"Feature","properties":{"resourceCoords":[353.0,1124.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.507563,40.01643]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1841.8 1612.0,1707.9 1582.1,1707.3 1586.2,1520.9 1525.9,1520.5 1288.5,1518.7 925.0,1516.0 928.4,1103.0 1595.3,1103.0 1608.4,502.1 1612.0,468.4 1335.9,89.4 1282.5,88.8 441.7,85.3 103.0,79.7 34.1,110.9 118.5,123.7 53.6,532.3 116.5,979.0 66.8,1171.2 116.3,1189.2 75.7,1768.2 370.4,1772.0 341.3,1813.4 587.9,1884.7 589.6,1882.1 1474.3,1878.9 1608.2,1830.2 1612.0,1841.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1260.0,1706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.50763027791184,40.017260812509626]}},{"type":"Feature","properties":{"resourceCoords":[1267.0,85.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.50369052074957,40.01745925591573]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p2 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.64"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3700.0"},{"label":"split_canvas_y","value":"4412.0"},{"label":"split_canvas_w","value":"2752.0"},{"label":"split_canvas_h","value":"1672.4"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"972.8,1471.2 1533.3,1503.5 1537.8,1141.9 1275.5,1116.5 1159.0,1191.9 1115.5,1119.2 960.5,1150.1 972.8,1471.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1521.1,1434.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.504194,40.02355]}},{"type":"Feature","properties":{"resourceCoords":[1098.8,1434.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.504269,40.02437]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1388.1,1382.8 1384.0,1784.6 554.3,1781.7 220.0,1776.3 152.1,1807.2 58.4,1793.0 36.1,775.6 48.7,141.8 559.9,228.3 560.7,187.2 1583.1,191.7 1580.7,545.6 1388.3,928.2 1387.9,973.0 1388.1,1382.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1371.0,184.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.49975827483175,40.01766440163722]}},{"type":"Feature","properties":{"resourceCoords":[1371.0,1792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.50371750473538,40.01745359467707]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"27.3,496.4 85.2,25.4 398.7,73.6 724.6,36.3 987.0,95.7 1221.5,23.9 1471.8,46.6 1554.4,339.4 1555.5,1780.1 527.2,1783.4 526.8,1824.7 12.0,1741.6 27.3,496.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[543.0,990.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.49795919403518,40.01925460286061]}},{"type":"Feature","properties":{"resourceCoords":[543.0,1792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.49992367602322,40.019161378905]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p5 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"46.4,1273.9 53.3,1773.8 171.2,1794.6 170.7,1757.0 460.0,1753.8 460.0,1717.6 434.8,1717.3 401.1,1187.3 484.2,1106.5 630.8,1164.8 1187.2,1168.3 1188.3,1172.0 1190.3,1172.0 1190.3,1178.6 1253.1,1386.2 1545.6,1388.8 1580.2,291.8 1612.0,289.2 1232.8,104.0 1188.2,104.2 779.1,109.3 378.0,110.0 378.0,162.7 1.0,444.6 1.0,941.0 4.8,941.0 8.1,1264.6 46.4,1273.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[378.0,940.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.503579,40.015861]}},{"type":"Feature","properties":{"resourceCoords":[378.0,110.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.503697,40.01743]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p6 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1504.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4948.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"593.7,1419.0 599.5,1419.0 599.5,1421.2 602.2,1422.3 620.5,1872.7 1561.4,1882.6 1611.8,1183.7 1576.0,174.4 1439.7,55.9 670.0,35.5 669.4,72.2 376.0,71.1 376.0,109.2 499.7,132.9 458.9,398.0 408.9,387.1 397.1,1154.0 419.1,1351.2 593.7,1419.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1404.0,904.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5013286,40.0128809]}},{"type":"Feature","properties":{"resourceCoords":[591.0,70.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.503452,40.014325]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p7 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.64"},{"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":"2860.8"},{"label":"split_canvas_h","value":"3449.6"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"582.0,824.3 619.9,687.6 692.4,659.7 694.4,508.1 675.2,312.9 617.6,297.8 548.8,37.0 29.2,23.1 26.9,766.7 264.2,841.9 582.0,824.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__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":[-78.50331207095931,40.02262869087145]}},{"type":"Feature","properties":{"resourceCoords":[715.2,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.50156672323877,40.02264573569308]}},{"type":"Feature","properties":{"resourceCoords":[715.2,862.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.50153989160465,40.021034237775]}},{"type":"Feature","properties":{"resourceCoords":[0.0,862.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.5032852393252,40.021017192953366]}},{"type":"Feature","properties":{"resourceCoords":[490.1,388.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.502105,40.021915]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p7 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2099.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1031.4,1849.8 1477.7,1781.1 1560.6,1307.0 1505.0,1067.2 1565.0,731.6 1479.2,103.7 1254.0,142.2 884.5,53.4 777.3,135.7 784.8,554.4 628.0,907.8 706.1,1225.1 587.2,1613.4 606.3,1784.5 802.6,1777.2 822.2,1785.1 1030.9,1830.5 1031.4,1849.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1384.2,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.511537,40.021887]}},{"type":"Feature","properties":{"resourceCoords":[802.7,1785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5098,40.019771]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p7 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.64"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3435.6"},{"label":"split_canvas_w","value":"2136.0"},{"label":"split_canvas_h","value":"4216.4"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"82.6,933.1 24.6,975.6 28.7,1880.0 277.8,1797.0 277.4,1848.7 527.8,1680.9 479.8,1599.8 501.5,1011.8 526.2,1008.4 526.1,997.0 526.0,988.1 308.4,937.3 288.0,928.7 82.6,933.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0007__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[288.0,936.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5098,40.019771]}},{"type":"Feature","properties":{"resourceCoords":[288.0,1960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.507701,40.018821]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0008__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bedford, Pennsylvania | 1912 | sanborn07520_006 p8 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.14"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3032.0"},{"label":"split_canvas_y","value":"1814.0"},{"label":"split_canvas_w","value":"1914.4"},{"label":"split_canvas_h","value":"3546.4"}],"created":"2026-10-19T07:51:26Z","modified":"2026-10-19T07:51:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0008__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1119.4,464.1 882.0,549.0 772.6,866.1 820.0,1320.7 1187.4,1303.2 1119.4,464.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075201912:07520_1912-0008__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[758.0,453.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.50459991753027,40.02366900767145]}},{"type":"Feature","properties":{"resourceCoords":[1236.6,453.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.5046955981677,40.02323322776539]}},{"type":"Feature","properties":{"resourceCoords":[1236.6,1340.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.50574198332117,40.023369867152276]}},{"type":"Feature","properties":{"resourceCoords":[758.0,1340.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.50564630268374,40.02380564705833]}}]}}]}