{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07603_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Conway, Pennsylvania | 1916 | 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":"2"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef-snap 1, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p2__2 (tier 4, 40.66199,-80.23846 +/-163m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Conway, Pennsylvania | 1916 | sanborn07603_001 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:41:20Z","modified":"2026-09-21T10:41:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"935.1,1913.0 935.1,1913.0 -0.0,1913.0 53.8,1719.9 16.8,1714.1 35.6,219.6 -0.0,214.8 -0.0,0.0 1613.0,-0.0 1613.0,1913.0 935.1,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.23648858632033,40.66282011351109]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.23464757550656,40.66020325959852]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.23871017604225,40.65853527167529]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.24055118685602,40.66115212558786]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Conway, Pennsylvania | 1916 | sanborn07603_001 p2 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"21"},{"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":"2026-09-21T10:41:20Z","modified":"2026-09-21T10:41:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,567.4 1369.1,484.4 1252.3,467.1 1017.3,470.4 1016.0,395.8 1013.2,236.2 1146.0,133.5 1254.0,0.0 332.8,0.0 0.0,-0.0 0.0,178.3 -0.0,1913.0 1613.0,1684.3 1613.0,567.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824cm:g3824cm_g076031916:07603_1916-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[727.0,103.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.2402207,40.6646964]}},{"type":"Feature","properties":{"resourceCoords":[1171.0,25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.2392912,40.6651109]}}]}}]}