{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07842_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mount Pleasant, Pennsylvania | 1891 | 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":"15"},{"label":"placed","value":"4"},{"label":"unplaced","value":"11"},{"label":"fit sources","value":"georef 2, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.14903,-79.54369 +/-525m); p1__2 (tier 4, 40.14903,-79.54369 +/-525m); p1__3 (tier 4, 40.14903,-79.54369 +/-525m); p1__4 (tier 4, 40.14903,-79.54369 +/-525m); p1__5 (tier 4, 40.14903,-79.54369 +/-525m); p1__6 (tier 4, 40.14903,-79.54369 +/-525m); p1__7 (tier 4, 40.14903,-79.54369 +/-525m); p2__2 (tier 4, 40.14903,-79.54369 +/-525m); p4__1 (tier 1, 40.14800,-79.54036 +/-198m); p5 (tier 1, 40.32541,-79.61849 +/-230m); p6__1 (tier 1, 40.14891,-79.54004 +/-174m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Pleasant, Pennsylvania | 1891 | sanborn07842_002 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.64"},{"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":"3312.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T05:42:43Z","modified":"2026-10-19T05:42:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"827.0,1718.1 827.0,1694.2 792.7,1685.2 813.8,1380.0 691.0,579.3 716.3,224.2 657.7,122.6 463.0,95.4 408.0,97.0 367.5,82.0 149.1,190.7 33.6,944.2 89.2,1686.6 52.5,1719.5 52.5,1801.1 408.0,1797.0 687.2,1790.8 827.0,1721.8 827.0,1718.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[408.0,536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5473844,40.1514935]}},{"type":"Feature","properties":{"resourceCoords":[408.0,1797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5450149,40.1502811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Pleasant, Pennsylvania | 1891 | sanborn07842_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T05:42:43Z","modified":"2026-10-19T05:42:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"491.9,25.7 487.6,29.5 102.2,44.8 54.2,92.5 21.4,95.2 1.0,15.0 1.0,682.5 66.7,840.8 54.5,1658.2 223.8,1859.1 643.2,1867.4 952.5,1736.8 1341.8,1783.3 1399.0,1856.0 1563.0,1839.7 1585.7,592.3 1472.1,280.9 1545.2,140.8 1488.0,68.1 1289.8,15.2 1254.6,32.3 1253.6,32.8 1115.7,99.8 841.1,104.1 491.5,105.9 491.9,25.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[853.0,418.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.54439749257088,40.149994675399995]}},{"type":"Feature","properties":{"resourceCoords":[1124.0,1674.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.54164407542687,40.14917606576995]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Pleasant, Pennsylvania | 1891 | sanborn07842_002 p4 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.25"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3174.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3277.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T05:42:43Z","modified":"2026-10-19T05:42:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"927.5,312.9 855.8,356.7 836.2,1632.0 909.5,1797.2 1456.8,1843.7 1555.4,1533.1 1580.8,1071.8 1466.0,128.9 1249.8,94.5 941.0,197.6 927.5,312.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1186.4,758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.53819284428548,40.14784541640855]}},{"type":"Feature","properties":{"resourceCoords":[1186.4,1346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.53675246639548,40.14783739741765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Pleasant, Pennsylvania | 1891 | sanborn07842_002 p6 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.48"},{"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":"4666.8"}],"created":"2026-10-19T05:42:43Z","modified":"2026-10-19T05:42:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.0,874.0 197.8,1162.5 1382.9,1148.1 1606.0,1047.8 1612.0,1062.7 1612.0,360.6 1592.0,228.8 1514.4,121.9 1180.5,23.4 761.1,75.9 594.8,183.1 373.6,29.3 57.6,93.6 16.6,381.5 64.0,874.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824mm:g3824mm_g078421891:07842_1891-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1021.0,520.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5468716,40.1481202]}},{"type":"Feature","properties":{"resourceCoords":[-50.0,520.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5482696,40.1464631]}}]}}]}