{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07500_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Annville, Pennsylvania | 1887 | 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":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef-street 1, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p2__2 (tier 4, 40.32899,-76.51723 +/-183m); p2__3 (tier 4, 40.32899,-76.51723 +/-183m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Annville, Pennsylvania | 1887 | sanborn07500_001 p1","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"}],"created":"2026-09-21T08:42:32Z","modified":"2026-09-21T08:42:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 522.4,1913.0 523.1,1784.6 176.6,1783.8 175.4,1913.0 -0.0,1913.0 -0.0,0.0 1613.0,-0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.5132531,40.3307377]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.5123257,40.3277913]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.5169094,40.3269528]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.5178368,40.3298992]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Annville, Pennsylvania | 1887 | sanborn07500_001 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-21T08:42:32Z","modified":"2026-09-21T08:42:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,250.8 1067.3,256.6 1066.7,128.8 721.9,131.7 722.1,260.2 547.6,262.1 544.8,-0.0 -0.0,0.0 0.0,981.0 647.9,981.3 649.0,1345.3 650.6,1913.0 1613.0,1913.0 1613.0,250.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824am:g3824am_g075001887:07500_1887-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1067.0,1422.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.5203516,40.3284549]}},{"type":"Feature","properties":{"resourceCoords":[1067.0,89.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.5171319,40.329016]}}]}}]}