{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07518_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaverdale, Pennsylvania | 1911 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"10"},{"label":"placed","value":"4"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 2, snap:0 1, georef-street 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.31883,-78.69618 +/-557m); p1__2 (tier 4, 40.31883,-78.69618 +/-557m); p1__3 (tier 4, 40.31883,-78.69618 +/-557m); p2__2 (tier 1, 40.31649,-78.69538 +/-100m); p3__2 (tier 1, 40.31951,-78.69685 +/-100m); p3__3 (tier 1, 40.31752,-78.69632 +/-117m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverdale, Pennsylvania | 1911 | sanborn07518_001 p1 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.56"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3238.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4413.2"}],"created":"2026-10-22T13:04:25Z","modified":"2026-10-22T13:04:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"533.5,1894.7 555.3,1905.9 1556.5,1873.3 1552.5,857.5 1277.3,837.4 967.3,901.2 738.6,842.5 181.1,860.9 140.9,831.4 159.2,950.8 132.3,952.8 169.7,1100.2 209.2,1178.7 286.3,1418.4 380.2,1659.6 495.6,1857.0 533.5,1894.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,809.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6968867356476,40.31980486151286]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,809.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.69458466335595,40.31740485210985]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6967239712266,40.31619501187383]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.69902604351824,40.318595021276835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverdale, Pennsylvania | 1911 | sanborn07518_001 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.75"},{"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":"2026-10-22T13:04:25Z","modified":"2026-10-22T13:04:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1603.6,1839.1 1580.2,1791.5 1535.6,1569.2 1525.0,1313.0 1529.7,1063.6 1517.9,977.2 1530.2,827.2 1555.9,834.1 1577.1,716.5 1535.3,655.8 1574.1,558.8 1504.5,342.9 1506.6,77.6 1236.9,43.4 1012.3,74.9 921.0,146.6 730.0,137.4 631.8,20.3 499.9,339.7 163.4,413.0 58.6,529.1 97.6,713.4 30.4,1331.2 89.2,1774.4 223.2,1866.8 403.2,1890.3 486.6,1887.3 1054.8,1848.4 1473.4,1894.5 1556.9,1837.0 1603.6,1839.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[996.0,1313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6987228,40.31927]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,1313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6976585,40.3187114]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverdale, Pennsylvania | 1911 | sanborn07518_001 p3 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-22T13:04:25Z","modified":"2026-10-22T13:04:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"354.7,169.6 79.9,186.5 68.4,639.8 140.5,728.5 182.4,740.2 197.6,768.0 248.2,861.0 338.4,972.1 459.1,1238.2 848.4,1614.6 879.0,1748.1 1192.1,1879.5 1541.1,1862.0 1459.3,844.9 1582.2,398.2 1558.2,153.2 1327.0,36.1 576.5,19.4 354.7,169.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1002.0,442.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6968105,40.3234568]}},{"type":"Feature","properties":{"resourceCoords":[1002.0,1368.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6946052,40.3234443]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverdale, Pennsylvania | 1911 | sanborn07518_001 p4","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:04:25Z","modified":"2026-10-22T13:04:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"43.8,1853.0 69.3,42.9 1455.0,42.6 1529.4,187.6 1481.7,165.7 1463.4,427.5 1576.2,897.1 1550.8,1842.5 1490.1,1785.8 935.8,1879.4 43.8,1853.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075181911:07518_1911-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6965504,40.3148632]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6933164,40.3164488]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6908502,40.3135241]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6940842,40.3119385]}}]}}]}