{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07516_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaver Falls, Pennsylvania | 1912 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"49"},{"label":"placed","value":"42"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 37, georef-snap 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 16 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 40.76167,-80.31944 +/-129m); p24__2 (tier 1, 40.75180,-80.31385 +/-100m); p30__2 (tier 1, 40.74176,-80.32193 +/-114m); p31__1 (tier 1, 40.77675,-80.32496 +/-115m); p37__1 (tier 1, 40.76202,-80.31760 +/-116m); p38 (tier 4, 40.75782,-80.31954 +/-2173m); p40 (tier 4, 40.75782,-80.31954 +/-2173m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0010/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 | 1912 | sanborn07516_006 p10","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1352.6,1735.7 287.7,1741.2 284.8,1206.5 495.4,1205.3 475.4,410.2 1344.6,405.1 1352.6,1735.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[552.0,1205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3227541,40.7560028]}},{"type":"Feature","properties":{"resourceCoords":[1343.0,131.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3207545,40.7579618]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0011/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 | 1912 | sanborn07516_006 p11","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1386.5,1743.1 213.0,1742.0 213.0,138.0 1385.7,138.2 1386.5,1743.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[213.0,1207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208001,40.7559766]}},{"type":"Feature","properties":{"resourceCoords":[213.0,1742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208229,40.7549831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0012/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 | 1912 | sanborn07516_006 p12","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"291.4,1743.1 292.3,138.3 1361.8,139.7 1359.9,1745.2 291.4,1743.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[292.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3179018,40.7569343]}},{"type":"Feature","properties":{"resourceCoords":[1353.0,1209.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.315322,40.755903]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0013/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 | 1912 | sanborn07516_006 p13","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"287.8,1745.2 290.7,139.3 1350.4,141.4 1349.2,1748.0 287.8,1745.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3140062,40.7558853]}},{"type":"Feature","properties":{"resourceCoords":[1350.0,672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3126814,40.7568688]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0014/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 | 1912 | sanborn07516_006 p14","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.7,1747.0 229.9,373.7 520.0,369.4 514.5,0.0 1613.0,0.0 1598.1,1604.4 716.5,1605.5 718.0,1747.2 231.7,1747.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[718.0,1211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3115074,40.7558517]}},{"type":"Feature","properties":{"resourceCoords":[231.0,1211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3127031,40.7558678]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0015/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 | 1912 | sanborn07516_006 p15","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"263.4,1736.0 263.4,132.1 1329.0,133.0 1329.0,1737.3 263.4,1736.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1329.0,1205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208686,40.7529946]}},{"type":"Feature","properties":{"resourceCoords":[1329.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208229,40.7549831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0016/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 | 1912 | sanborn07516_006 p16","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1418.0,1749.6 246.0,1741.6 255.0,142.2 1426.2,149.9 1418.0,1749.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[805.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3195028,40.7529767]}},{"type":"Feature","properties":{"resourceCoords":[252.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208458,40.7539862]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0017/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 | 1912 | sanborn07516_006 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1350.2,1727.5 280.1,1728.5 276.2,129.2 1350.0,127.8 1350.2,1727.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31861405734539,40.755193608422]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31467897719125,40.75513545553449]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31476938382691,40.75157516233975]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31870446398105,40.75163331522725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0018/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 | 1912 | sanborn07516_006 p18","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"280.2,1729.0 298.0,125.0 1359.8,135.9 1346.4,1739.6 808.0,1734.5 739.0,1844.6 740.2,1733.8 280.2,1729.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[824.0,1199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3140588,40.7529055]}},{"type":"Feature","properties":{"resourceCoords":[298.0,125.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3153265,40.754907]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0019/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 | 1912 | sanborn07516_006 p19","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"26.6,1747.2 242.0,1747.0 241.9,141.3 729.9,142.2 728.5,0.0 1613.0,0.0 1613.0,1913.0 406.3,1913.0 420.3,1889.5 26.6,1747.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[242.0,675.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3127462,40.7538815]}},{"type":"Feature","properties":{"resourceCoords":[242.0,1747.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3127894,40.7518942]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0002/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 | 1912 | sanborn07516_006 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"651.0,106.0 651.0,0.0 1190.2,0.0 1191.5,162.3 1308.5,137.0 1278.8,0.0 1613.0,0.0 1613.0,1913.0 1557.3,1913.0 1548.2,1827.0 1255.2,1829.3 1255.8,1913.0 1205.2,1913.0 1204.6,1829.7 129.6,1838.1 116.2,168.2 651.0,106.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1530.0,1313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.318502,40.7640403]}},{"type":"Feature","properties":{"resourceCoords":[651.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3205628,40.7662996]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__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 | 1912 | sanborn07516_006 p20 [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":"2778.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"304.7,1828.8 594.6,1830.0 600.4,384.2 -0.0,506.9 -0.0,1200.2 93.2,1305.0 307.1,1313.8 304.7,1828.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[313.8,790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3225815,40.7650545]}},{"type":"Feature","properties":{"resourceCoords":[594.6,1830.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.321933,40.7631389]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__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 | 1912 | sanborn07516_006 p20 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"2766.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3685.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,673.7 1509.2,674.0 1502.4,136.4 692.0,175.7 694.6,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0020__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1240.3,675.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3241699,40.7510579]}},{"type":"Feature","properties":{"resourceCoords":[973.5,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3247939,40.7520623]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0021/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 | 1912 | sanborn07516_006 p21","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"14"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"375.8,1905.3 378.7,665.1 274.6,665.2 269.2,127.2 1338.0,126.6 1340.0,1201.0 1577.2,1200.0 1578.2,1741.0 805.0,1734.5 804.2,1913.0 375.8,1905.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1339.0,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3209142,40.7510133]}},{"type":"Feature","properties":{"resourceCoords":[1340.0,1201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.320937,40.7500202]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0022/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 | 1912 | sanborn07516_006 p22","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"17"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1416.5,1746.6 472.7,1752.0 473.2,1213.5 237.0,1213.7 238.0,144.0 1412.1,146.5 1416.5,1746.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[795.0,680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3195472,40.7509945]}},{"type":"Feature","properties":{"resourceCoords":[238.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3208913,40.7520072]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0023/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 | 1912 | sanborn07516_006 p23","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"24"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.0,155.0 1613.0,155.0 1613.0,297.1 1309.0,760.8 1049.5,1483.5 1613.0,1685.7 1613.0,1913.0 1051.3,1913.0 1245.6,1626.7 893.0,1380.0 641.7,1739.1 111.6,1739.0 104.0,155.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1680.0,155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3141085,40.7519116]}},{"type":"Feature","properties":{"resourceCoords":[104.0,155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3180124,40.7519666]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0024__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 | 1912 | sanborn07516_006 p24 [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":"7652.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0024__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1045.7,0.0 542.2,0.0 176.0,131.5 -0.0,978.2 -0.0,1913.0 1210.9,1913.0 1214.9,1388.1 1613.0,1383.2 1613.0,867.1 1613.0,0.0 1039.5,32.4 1045.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0024__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[176.0,132.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3141085,40.7519116]}},{"type":"Feature","properties":{"resourceCoords":[644.0,2089.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3146335,40.7488353]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0025/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 | 1912 | sanborn07516_006 p25","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"830.0,287.0 1147.9,290.9 1613.0,733.1 1613.0,1136.2 1361.0,1599.0 829.0,1597.0 876.4,1913.0 -0.0,1913.0 -0.0,453.9 828.4,465.8 830.0,287.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1361.0,1599.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3210229,40.7466152]}},{"type":"Feature","properties":{"resourceCoords":[830.0,287.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3222681,40.7490527]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0026/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 | 1912 | sanborn07516_006 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"461.4,1116.8 463.6,715.8 -0.0,711.7 -0.0,273.5 1408.6,282.0 1389.7,1581.1 764.6,1580.9 206.5,1575.8 211.2,1120.5 461.4,1116.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3214866348367,40.74954423530553]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31756217153146,40.74951396961602]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31760921971551,40.74596298177618]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32153368302075,40.74599324746569]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0027/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 | 1912 | sanborn07516_006 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"626.1,1668.4 127.2,952.6 567.2,639.5 565.1,195.0 1002.3,189.9 1009.0,540.6 1475.1,208.7 1341.8,21.4 1613.0,-0.0 1613.0,1605.3 1240.7,1073.8 1028.5,1222.7 1030.5,1659.5 626.1,1668.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31693656087474,40.75055519406349]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31378413212241,40.748774203049564]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31655271228541,40.74592179856501]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31970514103774,40.74770278957893]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0028/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 | 1912 | sanborn07516_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1220.4,1236.1 1218.0,1408.5 1613.0,1414.0 1613.0,1913.0 -0.0,1913.0 -0.0,396.6 330.2,397.6 283.7,82.7 1376.4,90.3 1336.8,1236.5 1220.4,1236.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32300620450506,40.74679357431759]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31908776854472,40.746757431539564]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31914395038113,40.74321175137076]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32306238634148,40.74324789414879]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0029/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 | 1912 | sanborn07516_006 p29","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0029","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"116.8,1737.3 140.2,578.0 768.6,568.2 764.3,135.7 1102.3,363.1 1352.5,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1738.6 116.8,1737.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[773.0,1047.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3181641,40.7457056]}},{"type":"Feature","properties":{"resourceCoords":[137.0,118.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3196438,40.7474386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0003/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 | 1912 | sanborn07516_006 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1383.6 -0.0,519.6 593.5,520.5 593.9,219.6 1312.8,220.2 1311.3,1385.2 -0.0,1383.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[778.0,736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.321954,40.7621899]}},{"type":"Feature","properties":{"resourceCoords":[1311.0,1624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3206952,40.7605417]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0030__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 | 1912 | sanborn07516_006 p30 [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":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0030__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0030","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 0.0,0.0 0.0,1913.0 1322.5,1913.0 969.1,1608.3 971.8,1023.8 1613.0,1023.6 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0030__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[569.0,221.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3197951,40.7444719]}},{"type":"Feature","properties":{"resourceCoords":[569.0,2352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3212593,40.7406523]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__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 | 1912 | sanborn07516_006 p31 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2722.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3729.6"},{"label":"split_canvas_h","value":"3666.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 681.6,0.0 680.6,916.5 1613.0,914.9 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[680.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3237027464581,40.7729358187795]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32142549797734,40.77297419686059]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,916.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32137581518897,40.77127862822306]}},{"type":"Feature","properties":{"resourceCoords":[680.6,916.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32365306366972,40.77124025014197]}},{"type":"Feature","properties":{"resourceCoords":[758.5,735.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3234725,40.7715785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__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 | 1912 | sanborn07516_006 p31 [3]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3659.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3992.4"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 16.9,1805.1 1362.0,1806.8 1361.9,1913.0 1613.0,1913.0 1613.0,914.9 680.6,916.5 0.0,917.6 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0031__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[829.0,1271.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3256054,40.7770531]}},{"type":"Feature","properties":{"resourceCoords":[829.0,1806.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3254576,40.7760747]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0032/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 | 1912 | sanborn07516_006 p32","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0032","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,167.0 1340.0,168.7 1339.9,274.6 1590.0,274.6 1590.0,0.0 1613.0,0.0 1613.0,1697.0 1337.9,1696.0 1337.7,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[809.0,1240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3251602,40.7741068]}},{"type":"Feature","properties":{"resourceCoords":[809.0,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3254576,40.7760747]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0033/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 | 1912 | sanborn07516_006 p33","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0033","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"222.8,1913.0 218.6,625.5 -0.0,626.0 -0.0,-0.0 1613.0,-0.0 1613.0,619.0 1530.7,647.1 1536.2,1622.0 1613.0,1616.5 1613.0,1913.0 222.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[456.0,625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3236272,40.7725498]}},{"type":"Feature","properties":{"resourceCoords":[456.0,1698.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3262097,40.7723325]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0034/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 | 1912 | sanborn07516_006 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0034","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1419.1,1576.0 1397.0,1636.8 1100.3,1681.5 1049.0,1913.0 -0.0,1913.0 -0.0,192.0 982.9,258.9 1005.3,343.4 1613.0,388.2 1613.0,1300.3 1344.4,1297.7 1419.1,1576.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0034/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3258217356184,40.770724051704256]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32202207378825,40.77126179287354]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32118588135023,40.76782484296305]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.32498554318039,40.76728710179377]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0035/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 | 1912 | sanborn07516_006 p35","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"17"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0035","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1446.3,625.1 1396.2,1152.2 1613.0,1197.3 1613.0,1913.0 593.7,1913.0 596.2,1267.2 370.4,1215.9 327.8,927.9 268.5,906.0 -0.0,976.2 -0.0,0.0 1613.0,-0.0 1613.0,117.6 1456.8,85.0 1329.2,599.8 1446.3,625.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[835.0,1318.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3225271,40.7671796]}},{"type":"Feature","properties":{"resourceCoords":[976.0,629.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3207893,40.7671633]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0036/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 | 1912 | sanborn07516_006 p36","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0036","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1440.6,118.8 1524.3,117.8 1589.1,562.2 1502.0,1913.0 -0.0,1913.0 0.0,-0.0 1445.0,0.0 1440.6,118.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[433.0,1507.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3265813,40.7604647]}},{"type":"Feature","properties":{"resourceCoords":[1362.0,630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3243774,40.7621012]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__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 | 1912 | sanborn07516_006 p37 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3419.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3032.4"},{"label":"split_canvas_h","value":"3771.2"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"938.6,707.0 981.7,942.0 1613.0,937.5 1613.0,639.8 1507.1,639.9 1507.1,122.0 1292.0,114.2 1197.8,0.0 854.9,-0.0 858.7,710.9 938.6,707.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1507.1,639.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.322636,40.7631479]}},{"type":"Feature","properties":{"resourceCoords":[1507.1,122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.322614,40.7640933]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__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 | 1912 | sanborn07516_006 p37 [3]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2897.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4754.4"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"278.9,1670.8 1090.4,1675.8 1085.6,1402.3 1489.7,1421.4 1391.0,939.1 860.0,942.8 858.8,724.4 283.1,725.0 278.9,1670.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0037__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1674.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3165048,40.7604827]}},{"type":"Feature","properties":{"resourceCoords":[818.0,1154.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.316489,40.7614454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__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 | 1912 | sanborn07516_006 p39 [1]","metadata":[{"label":"streets","value":"3"},{"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":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1279.5 620.4,1701.1 899.0,1699.0 893.2,918.5 773.4,874.9 781.6,0.0 -0.0,-0.0 -0.0,945.8 29.2,942.8 -0.0,1279.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[899.0,1699.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3136662,40.7657937]}},{"type":"Feature","properties":{"resourceCoords":[341.0,1699.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3150304,40.7657035]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__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 | 1912 | sanborn07516_006 p39 [2]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3093.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3358.4"},{"label":"split_canvas_h","value":"6658.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"990.0,299.4 832.0,166.6 863.9,0.0 781.6,0.0 773.4,874.9 1012.0,961.8 1613.0,1664.5 1613.0,0.0 1300.0,0.0 1259.7,422.3 1123.0,409.2 1163.3,0.0 1019.1,0.0 990.0,299.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0039__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[773.4,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.3163881256527,40.76699019311853]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31236016258603,40.767576664024894]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1664.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31082734561463,40.76152170016197]}},{"type":"Feature","properties":{"resourceCoords":[773.4,1664.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.31485530868129,40.76093522925561]}},{"type":"Feature","properties":{"resourceCoords":[1001.3,165.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.315142,40.7665457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0004/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 | 1912 | sanborn07516_006 p4","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"212.3,1647.2 212.0,232.3 757.2,232.1 757.2,316.0 808.3,316.4 808.2,232.0 1103.7,231.8 1112.2,318.6 1168.3,319.0 1170.7,0.0 1613.0,0.0 1613.0,686.4 1404.7,687.4 1405.4,1648.3 212.3,1647.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1113.0,1121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3185041,40.7614724]}},{"type":"Feature","properties":{"resourceCoords":[1405.0,1121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.317801,40.761463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0005/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 | 1912 | sanborn07516_006 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1342.0,0.0 1341.9,1913.0 -0.0,1913.0 -0.0,-0.0 1342.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1342.0,1287.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3207396,40.7586074]}},{"type":"Feature","properties":{"resourceCoords":[1342.0,238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3206952,40.7605417]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0006/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 | 1912 | sanborn07516_006 p6","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1397.2,1637.3 220.8,1631.0 228.1,237.2 496.5,238.9 1403.8,244.8 1397.2,1637.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[784.0,762.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3193524,40.7595577]}},{"type":"Feature","properties":{"resourceCoords":[1399.0,1263.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3178644,40.7586165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0007/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 | 1912 | sanborn07516_006 p7","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"293.9,1642.7 293.6,255.7 1351.8,257.2 1362.7,1643.2 293.9,1642.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[567.0,774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3171733,40.7595293]}},{"type":"Feature","properties":{"resourceCoords":[1359.0,774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3152302,40.7595041]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0008/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 | 1912 | sanborn07516_006 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.1,1666.0 273.0,277.0 22.6,273.1 20.4,0.0 1613.0,0.0 1613.0,1913.0 1322.0,1913.0 1325.2,1681.6 264.1,1666.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[799.0,1301.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3139455,40.7585628]}},{"type":"Feature","properties":{"resourceCoords":[273.0,277.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3152261,40.7604647]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__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 | 1912 | sanborn07516_006 p9 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3019.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"568.9,1219.0 654.2,1219.0 651.4,461.0 312.6,461.1 312.4,0.0 0.0,0.0 -0.0,1597.4 568.9,1597.0 568.9,1219.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[568.9,1219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.323409,40.7560116]}},{"type":"Feature","properties":{"resourceCoords":[568.9,1729.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3234323,40.7550192]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__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 | 1912 | sanborn07516_006 p9 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"2602.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3849.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T10:23:16Z","modified":"2026-09-22T10:23:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1515.1,1750.0 1515.8,0.0 1422.0,0.0 1334.5,0.0 754.8,0.0 650.7,289.7 656.8,1913.0 701.7,1913.0 694.5,1790.0 1515.1,1750.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075161912:07516_1912-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1515.1,680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3234562,40.75402]}},{"type":"Feature","properties":{"resourceCoords":[1515.1,1750.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3235006,40.7520441]}}]}}]}