{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07561_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cambridge Springs, Pennsylvania | 1899 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"4"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 41.80302,-80.05693 +/-440m); p2__1 (tier 2, 41.80275,-80.05860 +/-100m); p2__3 (tier 2, 41.80275,-80.05860 +/-100m); p3__1 (tier 2, 41.80266,-80.05884 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cambridge Springs, Pennsylvania | 1899 | sanborn07561_003 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.26"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3006.0"},{"label":"split_canvas_h","value":"3674.0"}],"created":"2026-10-19T08:48:18Z","modified":"2026-10-19T08:48:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.6,548.7 116.5,888.6 674.6,840.2 735.2,620.8 708.0,32.6 32.9,39.9 85.2,111.5 42.2,134.2 36.6,548.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[119.9,56.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0573314,41.8002963]}},{"type":"Feature","properties":{"resourceCoords":[643.6,56.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0560263,41.8002753]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cambridge Springs, Pennsylvania | 1899 | sanborn07561_003 p1 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.10"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3300.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4352.0"}],"created":"2026-10-19T08:48:18Z","modified":"2026-10-19T08:48:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"699.2,841.8 371.7,947.2 54.5,1210.9 40.7,1908.7 911.7,1911.0 1197.9,1815.0 1379.8,1907.9 1502.3,1864.7 1471.8,1750.1 1560.2,1586.6 1582.5,1314.5 1551.1,1082.9 1377.8,914.2 699.2,841.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1012.0,1597.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0537614,41.8056755]}},{"type":"Feature","properties":{"resourceCoords":[521.0,1597.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0548956,41.8061904]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cambridge Springs, Pennsylvania | 1899 | sanborn07561_003 p2 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.71"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T08:48:18Z","modified":"2026-10-19T08:48:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.7,1843.7 181.2,1816.0 513.8,1824.0 511.0,1832.0 1044.0,1834.8 1579.3,1803.3 1549.5,1109.6 1603.8,388.9 1585.2,257.5 1415.3,124.3 1435.9,84.2 1364.8,123.7 1300.0,57.3 1048.1,34.0 652.7,190.7 622.9,568.6 572.5,568.0 379.4,1095.4 374.1,1096.3 372.7,1101.0 347.5,1101.0 192.3,1128.4 128.0,1440.4 154.7,1843.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1387.0,938.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0563441,41.8032723]}},{"type":"Feature","properties":{"resourceCoords":[511.0,1832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0595184,41.8032194]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cambridge Springs, Pennsylvania | 1899 | sanborn07561_003 p3 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.47"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3986.0"}],"created":"2026-10-19T08:48:18Z","modified":"2026-10-19T08:48:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1582.5,99.9 1039.8,108.9 501.1,83.3 504.2,75.3 168.3,53.1 140.3,79.9 141.5,126.6 61.4,188.8 24.6,396.4 46.9,832.4 102.5,937.8 503.2,995.4 1526.5,979.5 1583.0,880.2 1582.5,99.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g075611899:07561_1899-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1040.0,-1263.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0562595,41.8044199]}},{"type":"Feature","properties":{"resourceCoords":[1040.0,1161.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0603163,41.8010477]}}]}}]}