{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07680_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Gallitzin, Pennsylvania | 1900 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"3"},{"label":"placed","value":"3"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gallitzin, Pennsylvania | 1900 | sanborn07680_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:26:34Z","modified":"2026-09-21T13:26:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1296.0,1062.8 998.4,1913.0 0.0,1913.0 0.0,-0.0 1613.0,0.0 1613.0,1089.3 1296.0,1062.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.5540181719746,40.47888324998689]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.5543777775174,40.48175917103296]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.54992498713773,40.48208585836242]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.54956538159493,40.47920993731635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gallitzin, Pennsylvania | 1900 | sanborn07680_002 p2 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"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":"2026-09-21T13:26:34Z","modified":"2026-09-21T13:26:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,138.5 292.8,969.2 0.0,1037.2 0.0,1410.9 0.0,1896.8 0.0,1913.0 430.0,1913.0 712.0,1913.0 820.7,1913.0 820.7,963.2 1613.0,956.3 1613.0,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[792.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5521343,40.4829688]}},{"type":"Feature","properties":{"resourceCoords":[1557.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5516792,40.4843673]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gallitzin, Pennsylvania | 1900 | sanborn07680_002 p2 [2]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3282.8"},{"label":"split_canvas_y","value":"3825.2"},{"label":"split_canvas_w","value":"3169.2"},{"label":"split_canvas_h","value":"3826.8"}],"created":"2026-09-21T13:26:34Z","modified":"2026-09-21T13:26:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"820.7,1913.0 1613.0,1913.0 1613.0,956.3 820.7,963.2 820.7,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[820.7,956.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.5468428297925,40.48161781503025]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,956.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.54513081072635,40.48097545590378]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.54614951627097,40.479403228626545]}},{"type":"Feature","properties":{"resourceCoords":[820.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.54786153533712,40.48004558775301]}},{"type":"Feature","properties":{"resourceCoords":[1148.4,1227.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5464221,40.4809065]}}]}}]}