{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09454_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Saint Marys, West-Virginia | 1904 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef-snap 1, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 39.39255,-81.19978 +/-143m); p2__3 (tier 1, 39.38896,-81.20909 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Marys, West-Virginia | 1904 | sanborn09454_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T23:49:17Z","modified":"2026-10-17T23:49:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.9,1826.6 26.9,1333.1 43.9,163.8 93.7,49.9 774.5,15.0 1254.8,92.0 1452.6,47.5 1561.7,138.3 1581.9,1790.8 1612.0,1799.5 1612.0,1833.0 1362.3,1831.9 1095.1,1826.0 974.7,1827.9 590.9,1824.1 295.8,1827.1 295.5,1875.8 270.0,1895.9 62.9,1826.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[901.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.2050187775181,39.39176933666381]}},{"type":"Feature","properties":{"resourceCoords":[901.0,1828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.20585673758512,39.390950188355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Marys, West-Virginia | 1904 | sanborn09454_002 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.84"},{"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":"2026-10-17T23:49:17Z","modified":"2026-10-17T23:49:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1198.0,1681.6 1198.0,1527.5 1230.0,1513.5 1243.7,186.0 1243.7,186.0 1248.8,186.0 1305.6,186.0 1485.6,171.8 1445.3,29.8 1356.3,4.6 1356.5,37.4 1112.0,37.8 850.4,33.7 732.5,36.2 356.7,34.8 67.8,39.5 67.8,87.1 43.0,107.0 51.1,109.7 41.6,1850.5 296.5,1894.0 1103.8,1871.3 1176.4,1813.2 1198.0,1692.5 1198.0,1681.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894sm:g3894sm_g094541904:09454_1904-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[647.0,1143.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.2075678,39.3893386]}},{"type":"Feature","properties":{"resourceCoords":[647.0,35.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.2058795,39.3909685]}}]}}]}