{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07652_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ellwood City, Pennsylvania | 1894 | 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":"6"},{"label":"placed","value":"2"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 40.85937,-80.29368 +/-255m); p2__2 (tier 4, 40.85937,-80.29368 +/-255m); p2__3 (tier 4, 40.85937,-80.29368 +/-255m); p2__4 (tier 4, 40.85937,-80.29368 +/-255m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ellwood City, Pennsylvania | 1894 | sanborn07652_001 p1 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.63"},{"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":"2026-10-18T12:19:18Z","modified":"2026-10-18T12:19:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.7,295.5 52.4,1806.0 159.7,1853.1 1544.9,1878.3 1595.2,610.0 1518.6,84.9 519.2,22.0 409.5,47.3 380.0,183.3 380.0,203.3 375.8,202.5 375.1,205.8 56.4,187.8 23.7,295.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[854.0,1201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.290583,40.858456]}},{"type":"Feature","properties":{"resourceCoords":[1519.0,1797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.288899,40.85739]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ellwood City, Pennsylvania | 1894 | sanborn07652_001 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.33"},{"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":"3316.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T12:19:18Z","modified":"2026-10-18T12:19:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"691.9,1785.8 641.6,188.9 579.0,123.4 108.5,134.4 55.4,282.9 103.1,704.2 60.1,1686.3 107.8,1787.1 691.9,1785.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076521894:07652_1894-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[632.0,1199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.297244,40.859402]}},{"type":"Feature","properties":{"resourceCoords":[632.0,528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.295564,40.85943]}}]}}]}