{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn07702_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hallstead, Pennsylvania | 1911 | 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":"3"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 41.96256,-75.74630 +/-262m); p1__2 (tier 4, 41.96256,-75.74630 +/-262m); p1__3 (tier 4, 41.96256,-75.74630 +/-262m); p2__2 (tier 2, 41.96253,-75.74511 +/-100m); p2__3 (tier 2, 41.96253,-75.74511 +/-100m); p3__2 (tier 2, 41.96221,-75.74426 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hallstead, Pennsylvania | 1911 | sanborn07702_004 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"2026-09-21T18:42:31Z","modified":"2026-09-21T18:42:31Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2476.0,7652.0 3516.0,7652.0 6168.2,7652.0 5789.3,6655.5 5450.4,6651.2 5458.4,5785.3 5027.3,4651.3 5059.2,4453.2 4808.3,4404.4 6267.1,1032.7 6452.0,1114.0 6452.0,0.0 -0.0,0.0 0.0,4022.8 726.0,4492.8 2321.2,5918.8 2312.4,7652.0 2476.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6268.0,1032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7431113,41.963398]}},{"type":"Feature","properties":{"resourceCoords":[3204.0,1380.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7449813,41.9640039]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hallstead, Pennsylvania | 1911 | sanborn07702_004 p3 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4850.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T18:42:31Z","modified":"2026-09-21T18:42:31Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"551.0,3898.1 1024.2,6728.5 -0.0,6523.3 -0.0,7652.0 1528.0,7652.0 2352.0,7652.0 4841.6,7652.0 4850.4,1875.2 4590.8,1870.0 4586.0,8.4 2615.3,71.1 2420.3,1045.4 2272.1,943.9 402.4,3643.2 613.7,3730.1 551.0,3898.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3410.9,4880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7432439,41.9611413]}},{"type":"Feature","properties":{"resourceCoords":[403.9,3644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7450602,41.9623179]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hallstead, Pennsylvania | 1911 | sanborn07702_004 p3 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"4841.6"},{"label":"split_canvas_y","value":"1875.2"},{"label":"split_canvas_w","value":"1610.4"},{"label":"split_canvas_h","value":"5776.8"}],"created":"2026-09-21T18:42:31Z","modified":"2026-09-21T18:42:31Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5823.2,7652.0 5669.3,7291.1 6452.0,7347.0 6452.0,1902.4 4850.4,1875.2 4841.6,7652.0 5823.2,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824hm:g3824hm_g077021911:07702_1911-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5512.9,4265.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7496802,41.9630014]}},{"type":"Feature","properties":{"resourceCoords":[5512.9,2171.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.7504467,41.9637612]}}]}}]}