{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07680_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Gallitzin, Pennsylvania | 1900 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"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 1, 40.47701,-78.54835 +/-142m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gallitzin, Pennsylvania | 1900 | sanborn07680_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.59"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T12:14:59Z","modified":"2026-10-18T12:14:59Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1553.0,612.1 1477.0,1065.8 1463.7,1063.5 1240.4,1726.8 1232.0,1793.2 1194.4,1903.2 1141.8,1893.0 1119.3,1874.8 367.6,1871.0 157.2,1767.3 60.5,1666.8 36.0,1208.7 34.3,593.1 130.3,146.5 760.5,229.7 1037.0,119.5 1163.5,146.8 1400.9,48.0 1536.7,137.0 1612.0,131.8 1612.0,218.4 1612.0,545.5 1553.0,612.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1159.0,1281.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.55129295558537,40.48116573296348]}},{"type":"Feature","properties":{"resourceCoords":[1159.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5524205057931,40.481083490897966]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gallitzin, Pennsylvania | 1900 | sanborn07680_002 p2 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.49"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-18T12:14:59Z","modified":"2026-10-18T12:14:59Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"86.1,562.4 160.8,991.6 148.2,993.8 157.1,1656.6 170.5,1718.6 171.4,1828.7 121.2,1836.1 265.6,1888.0 793.8,1845.8 821.5,1068.9 821.5,963.1 825.3,963.1 825.4,959.9 1572.5,937.4 1576.2,87.8 1515.5,21.7 1051.7,25.8 657.0,160.4 403.7,31.2 202.2,22.1 6.8,106.5 1.0,143.0 1.0,152.1 117.9,484.4 86.1,562.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824gm:g3824gm_g076801900:07680_1900-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[792.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5521343,40.4829688]}},{"type":"Feature","properties":{"resourceCoords":[1557.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.5516792,40.4843673]}}]}}]}