{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07651_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Elkland, Pennsylvania | 1922 | 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":"10"},{"label":"placed","value":"4"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 2, georef 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 41.98813,-77.32307 +/-100m); p2__1 (tier 1, 41.98945,-77.31591 +/-105m); p2__3 (tier 1, 41.98549,-77.31107 +/-100m); p4__2 (tier 1, 41.99132,-77.31357 +/-108m); p5__2 (tier 1, 41.99522,-77.30790 +/-103m); p6 (tier 2, 41.99251,-77.30924 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkland, Pennsylvania | 1922 | sanborn07651_004 p2 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"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":"2026-10-19T04:45:27Z","modified":"2026-10-19T04:45:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1543.8,1627.2 1531.2,1622.7 1566.5,903.6 1540.3,902.6 1550.7,310.9 1612.0,311.5 1612.0,302.8 1612.0,290.6 1116.7,52.2 734.0,103.9 696.7,326.1 562.4,552.5 558.2,895.0 554.9,895.4 554.8,901.7 488.8,901.7 42.5,944.6 19.9,1174.8 98.6,1490.3 447.8,1517.0 449.8,1521.7 454.7,1521.7 454.6,1532.8 572.2,1804.3 1471.0,1879.4 1483.2,1912.0 1487.0,1912.0 1543.8,1627.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[866.0,896.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.31647166193679,41.988030678596814]}},{"type":"Feature","properties":{"resourceCoords":[866.0,1373.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.31643235244137,41.98716689790957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkland, Pennsylvania | 1922 | sanborn07651_004 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:45:27Z","modified":"2026-10-19T04:45:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.1,1636.6 105.4,1820.1 905.7,1892.8 1563.0,1854.7 1439.7,1558.9 1471.8,1552.3 1473.9,1551.9 1224.9,1.0 1122.3,1.0 1121.0,62.0 751.9,55.5 90.1,54.0 84.2,638.8 110.1,639.6 80.3,1350.3 92.8,1354.8 38.8,1636.6 35.1,1636.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1121.0,1624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.3122071,41.9863044]}},{"type":"Feature","properties":{"resourceCoords":[1121.0,62.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.312309,41.9891675]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkland, Pennsylvania | 1922 | sanborn07651_004 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"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":"2026-10-19T04:45:27Z","modified":"2026-10-19T04:45:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"560.5,1818.5 561.6,1819.0 605.6,1838.8 1173.4,1830.5 1549.4,1830.7 1551.0,1445.0 1544.5,1093.2 1528.8,1.0 1454.3,1.0 1440.9,95.1 923.7,105.2 846.2,374.2 896.5,607.0 604.6,685.4 599.7,687.0 598.7,687.0 115.1,817.0 46.3,958.7 70.3,1588.4 56.3,1590.7 560.5,1818.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1550.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.31232191657685,41.990292045141835]}},{"type":"Feature","properties":{"resourceCoords":[1177.0,1841.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.31321065415025,41.98914266392685]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkland, Pennsylvania | 1922 | sanborn07651_004 p5 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.90"},{"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":"2026-10-19T04:45:27Z","modified":"2026-10-19T04:45:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.7,89.3 69.0,89.9 67.8,624.8 68.0,797.0 64.7,954.8 115.8,954.8 240.1,1728.2 223.0,1731.8 284.5,1879.1 651.2,1857.8 856.1,1877.8 1484.0,1854.0 1565.5,1819.4 1596.5,1479.1 1562.0,1397.5 1553.2,894.8 1502.6,864.1 1070.1,852.7 1042.2,378.8 1060.0,118.9 1050.8,52.6 956.0,28.1 112.2,39.0 34.0,80.9 32.7,89.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076511922:07651_1922-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[661.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.3093799,41.9899192]}},{"type":"Feature","properties":{"resourceCoords":[68.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.3123141,41.9898619]}}]}}]}