{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn07669_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ford City, Pennsylvania | 1899 | 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":"9"},{"label":"placed","value":"4"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__2 (tier 2, 40.76721,-79.53283 +/-100m); p3__1 (tier 2, 40.76874,-79.53274 +/-100m); p4 (tier 1, 40.76739,-79.53437 +/-228m); p5__1 (tier 1, 40.76554,-79.53389 +/-111m); p5__2 (tier 2, 40.76921,-79.53456 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ford City, Pennsylvania | 1899 | sanborn07669_001 p1 [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":"4027.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T22:37:50Z","modified":"2026-09-21T22:37:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"602.5,862.6 92.5,859.8 97.2,0.0 -0.0,0.0 -0.0,7652.0 4024.4,7652.0 4027.1,315.7 919.8,336.0 606.5,219.8 602.5,862.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3003.4,6904.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5374035,40.7636894]}},{"type":"Feature","properties":{"resourceCoords":[919.8,336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5362638,40.7667375]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ford City, Pennsylvania | 1899 | sanborn07669_001 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T22:37:50Z","modified":"2026-09-21T22:37:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"514.0,7005.0 513.5,7652.0 -0.0,7652.0 -0.0,0.0 6452.0,0.0 6452.0,7652.0 3961.3,7652.0 3958.3,7099.1 830.0,7120.2 514.0,7005.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5016.0,7092.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5341538,40.7656867]}},{"type":"Feature","properties":{"resourceCoords":[5016.0,508.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5319483,40.7681878]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ford City, Pennsylvania | 1899 | sanborn07669_001 p3 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4840.0"},{"label":"split_canvas_y","value":"3832.4"},{"label":"split_canvas_w","value":"1612.0"},{"label":"split_canvas_h","value":"3819.6"}],"created":"2026-09-21T22:37:50Z","modified":"2026-09-21T22:37:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,3832.4 4840.0,3835.2 4842.0,7652.0 6452.0,7652.0 6452.0,3832.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5176.0,7128.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5297656,40.7707074]}},{"type":"Feature","properties":{"resourceCoords":[5176.0,3920.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5286689,40.7719615]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0005__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ford City, Pennsylvania | 1899 | sanborn07669_001 p5 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2690.8"},{"label":"split_canvas_w","value":"3482.4"},{"label":"split_canvas_h","value":"4961.2"}],"created":"2026-09-21T22:37:50Z","modified":"2026-09-21T22:37:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0005__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 3436.4,7652.0 3440.8,7000.0 3482.4,2716.4 0.0,2690.8 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824fm:g3824fm_g076691899:07669_1899-0005__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,2690.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.53310680033785,40.772465366891915]}},{"type":"Feature","properties":{"resourceCoords":[3482.4,2690.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.53136420569017,40.77156620200766]}},{"type":"Feature","properties":{"resourceCoords":[3482.4,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.53305654427042,40.769686644096524]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-79.5347991389181,40.770585808980776]}},{"type":"Feature","properties":{"resourceCoords":[2742.7,4389.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.5323139,40.7711135]}}]}}]}