{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn07719_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hershey, Pennsylvania | 1915 | 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":"11"},{"label":"placed","value":"3"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 2, 40.28560,-76.64957 +/-100m); p1__2 (tier 2, 40.28560,-76.64957 +/-100m); p2__3 (tier 4, 40.34850,-76.69058 +/-24746m); p3__1 (tier 2, 40.28635,-76.65078 +/-100m); p3__2 (tier 2, 40.28635,-76.65078 +/-100m); p4__3 (tier 2, 40.28455,-76.65080 +/-178m); p4__4 (tier 2, 40.28455,-76.65080 +/-178m)"},{"label":"withheld","value":"p4__1 (32.4 km from the catalogue location)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hershey, Pennsylvania | 1915 | sanborn07719_001 p2 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2642.8"},{"label":"split_canvas_h","value":"3770.4"}],"created":"2026-09-21T22:12:59Z","modified":"2026-09-21T22:12:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020/info.json","type":"ImageService2","height":10364,"width":8760},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,3756.4 2621.6,3770.4 2642.8,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.64794549199141,40.27694765309933]}},{"type":"Feature","properties":{"resourceCoords":[2642.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.64576218971354,40.27611621157175]}},{"type":"Feature","properties":{"resourceCoords":[2642.8,3770.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.64731827800243,40.27374193223791]}},{"type":"Feature","properties":{"resourceCoords":[0.0,3770.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.6495015802803,40.27457337376549]}},{"type":"Feature","properties":{"resourceCoords":[455.8,1535.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6482039,40.2758367]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hershey, Pennsylvania | 1915 | sanborn07719_001 p2 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"8760.0"},{"label":"split_canvas_h","value":"10364.0"}],"created":"2026-09-21T22:12:59Z","modified":"2026-09-21T22:12:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020/info.json","type":"ImageService2","height":10364,"width":8760},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"8760.0,10364.0 8760.0,0.0 2642.8,0.0 2621.6,3770.4 0.0,3756.4 0.0,7805.2 1747.6,7811.6 2134.8,8526.0 2138.4,9405.3 2380.0,8977.0 4755.8,10364.0 5436.1,9206.7 7461.9,10364.0 8760.0,10364.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000020__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6540.0,9868.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6492821,40.2847689]}},{"type":"Feature","properties":{"resourceCoords":[6540.0,6692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6505688,40.2854298]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000040__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hershey, Pennsylvania | 1915 | sanborn07719_001 p4 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2969.2"},{"label":"split_canvas_w","value":"8848.0"},{"label":"split_canvas_h","value":"4116.8"}],"created":"2026-09-21T22:12:59Z","modified":"2026-09-21T22:12:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000040__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000040/info.json","type":"ImageService2","height":10424,"width":8848},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"8848.0,2970.4 3251.9,2969.6 2761.9,3245.7 2196.0,3257.0 1500.4,3238.7 1488.4,3964.0 -0.0,3941.8 0.0,7064.0 5331.2,7086.0 5335.6,5520.4 8848.0,5532.8 8848.0,2970.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g07719001:sb000040__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2196.0,6162.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6481055,40.2829783]}},{"type":"Feature","properties":{"resourceCoords":[2196.0,3257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6492821,40.2847689]}}]}}]}