{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07516_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaver Falls, Pennsylvania | 1901 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"31"},{"label":"placed","value":"19"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 11, georef-snap 7, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 17 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 40.76091,-80.31671 +/-243m); p10__1 (tier 1, 40.75388,-80.32306 +/-117m); p10__3 (tier 1, 40.75214,-80.32261 +/-100m); p11__1 (tier 1, 40.76451,-80.32547 +/-100m); p11__2 (tier 1, 40.75057,-80.32329 +/-258m); p11__4 (tier 1, 40.76348,-80.32542 +/-100m); p12 (tier 1, 40.75573,-80.32154 +/-264m); p13__2 (tier 1, 40.76249,-80.32065 +/-100m); p14__3 (tier 1, 40.75480,-80.31150 +/-100m); p14__4 (tier 1, 40.75737,-80.31132 +/-100m); p14__5 (tier 1, 40.75532,-80.31272 +/-113m); p2__2 (tier 1, 40.74138,-80.32035 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p10 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"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":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 470.0,1913.0 748.0,1913.0 1343.4,1913.0 1500.7,1292.0 1516.8,1326.0 1507.5,157.7 1396.8,50.6 1396.5,0.0 1240.3,0.0 449.8,0.0 458.2,967.8 365.1,968.0 366.1,1485.2 0.0,1490.2 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1246.0,1226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3234906,40.7530289]}},{"type":"Feature","properties":{"resourceCoords":[1246.0,695.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3234562,40.75402]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0011__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p11 [3]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3313.6"},{"label":"split_canvas_w","value":"2958.0"},{"label":"split_canvas_h","value":"2328.4"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0011__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1407.3 739.5,1410.5 705.8,835.9 0.0,828.4 0.0,1407.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0011__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,828.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32413381068962,40.76420049625017]}},{"type":"Feature","properties":{"resourceCoords":[739.5,828.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3222659678905,40.76417949915765]}},{"type":"Feature","properties":{"resourceCoords":[739.5,1410.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32228777241318,40.76306389533757]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1410.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32415561521229,40.763084892430086]}},{"type":"Feature","properties":{"resourceCoords":[602.4,875.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.322614,40.7640933]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p13 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"3174.4"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,793.5 -0.0,793.6 900.2,778.1 1613.0,766.0 1613.0,151.9 1546.9,151.9 1547.0,-0.0 -0.0,0.0 0.0,793.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[556.0,649.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.321912,40.7640843]}},{"type":"Feature","properties":{"resourceCoords":[1517.0,649.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.321954,40.7621899]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p13 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3112.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4539.6"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"928.0,854.7 184.1,855.2 184.0,790.4 0.0,793.6 -0.0,1913.0 412.0,1913.0 692.0,1913.0 955.6,1913.0 957.6,1702.5 1540.5,1703.2 1513.1,1655.1 1512.9,1328.3 1122.1,1328.7 928.0,847.0 928.0,854.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0013__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[928.0,1138.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3206731,40.7615015]}},{"type":"Feature","properties":{"resourceCoords":[928.0,1703.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3206952,40.7605417]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p14 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2973.2"},{"label":"split_canvas_h","value":"4397.2"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1097.4 618.6,1099.0 553.2,1068.6 742.3,664.5 742.7,420.9 743.3,0.0 -0.0,-0.0 0.0,1097.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[791.3,560.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3228201,40.7530202]}},{"type":"Feature","properties":{"resourceCoords":[1025.4,46.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3228064,40.7540116]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p14 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2961.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3490.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 743.3,0.0 742.7,420.9 990.8,420.8 1158.6,420.7 1165.6,703.9 991.8,703.5 742.2,703.1 741.6,1099.3 740.4,1913.0 1613.0,1913.0 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0014__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[865.4,751.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3115074,40.7558517]}},{"type":"Feature","properties":{"resourceCoords":[865.4,1782.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3116284,40.7538566]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1621.3 -0.0,-0.0 912.6,0.0 911.7,142.4 1451.4,140.7 1456.5,1724.9 110.0,1728.2 -0.0,1621.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.322960375773,40.75826468231034]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31898365273922,40.75820201673224]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31908107944145,40.75460421192234]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32305780247522,40.75466687750044]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p16","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1585.0,1708.1 32.4,1707.2 31.8,228.8 1090.2,228.7 1092.4,0.0 1613.0,0.0 1613.0,88.3 1585.5,88.5 1585.0,1708.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[600.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.317924,40.7559379]}},{"type":"Feature","properties":{"resourceCoords":[1578.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.315322,40.755903]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"27.9,1714.0 39.7,0.0 1613.0,0.0 1613.0,1913.0 1547.2,1913.0 1548.4,1724.4 27.9,1714.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31534800417745,40.75817188737485]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31132090185616,40.75813723924994]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31137476948395,40.754493848465465]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31540187180524,40.754528496590375]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p18","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"13"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2.9,58.9 1535.9,61.6 1535.7,249.0 1600.6,248.7 1613.0,1913.0 -0.0,1913.0 2.9,58.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1064.0,1095.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3127678,40.7528886]}},{"type":"Feature","properties":{"resourceCoords":[1064.0,577.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3127462,40.7538815]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p19","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1728.5 -0.0,1743.3 -0.0,415.0 510.6,410.9 486.2,368.9 482.6,0.0 1613.0,0.0 1613.0,1728.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3206003,40.7613467]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.316465,40.7612628]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3165963,40.757548]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3207316,40.7576319]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"449.0,1913.0 629.0,1913.0 1613.0,1913.0 1613.0,635.5 1052.0,623.6 1058.0,0.0 318.0,-0.0 494.2,1436.6 -0.0,1497.4 -0.0,1913.0 449.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[214.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3197951,40.7444719]}},{"type":"Feature","properties":{"resourceCoords":[292.0,1623.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3215582,40.7444955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"505.5,746.2 -0.0,390.3 -0.0,0.0 1613.0,-0.0 1613.0,1913.0 246.7,1913.0 240.5,746.9 505.5,746.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31626977627914,40.747012791441854]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31634960932632,40.74394344583083]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32112076127241,40.74401568395452]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32104092822523,40.74708502956555]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1379.2,110.5 1382.4,658.3 1613.0,657.1 1613.0,1913.0 -0.0,1913.0 -0.0,1169.9 134.3,1168.9 131.5,112.2 1379.2,110.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31929810135497,40.749256064306906]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31939980312688,40.74613821975988]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32424651021888,40.74623024297624]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32414480844697,40.749348087523266]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1389.5,1180.0 1393.1,1789.6 125.3,1780.7 123.3,643.0 -0.0,555.6 -0.0,0.0 1613.0,-0.0 1613.0,433.7 1151.5,432.1 1150.1,822.5 1613.0,1150.7 1613.0,1180.1 1389.5,1180.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31514497709344,40.74919011031017]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31521102628882,40.746121109014915]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31998180225328,40.746180872619796]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3199157530579,40.74924987391505]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"37.3,163.2 1591.2,162.3 1560.5,206.8 1613.0,162.3 1613.0,1591.9 1258.3,1592.8 1171.8,1715.7 40.9,1720.5 37.3,163.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31961114030575,40.752301625329224]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31556472885809,40.75224289912762]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3156560227663,40.74858171679146]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31970243421397,40.748640442993064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p7","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"8.2,337.7 13.4,293.1 241.1,188.3 1488.4,192.5 1486.3,1748.5 427.5,1741.0 427.8,1605.4 -0.0,1601.2 -0.0,299.3 8.2,337.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[946.0,1228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.320937,40.7500202]}},{"type":"Feature","properties":{"resourceCoords":[1175.0,1228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3203579,40.7500135]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,184.4 1610.8,1913.0 1574.2,1913.0 1574.6,1747.7 2.2,1744.9 2.9,182.2 1613.0,184.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[604.0,1226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3179904,40.7529569]}},{"type":"Feature","properties":{"resourceCoords":[604.0,705.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3179683,40.7539491]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver Falls, Pennsylvania | 1901 | sanborn07516_004 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T03:49:43Z","modified":"2026-09-23T03:49:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.3,1762.7 158.8,214.9 1476.2,209.0 1484.4,1757.2 165.3,1762.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161901:07516_1901-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32316493989822,40.755430115002156]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3191008636052,40.75535980940912]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31921016357455,40.75168281564622]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32327423986757,40.751753121239254]}}]}}]}