{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00847_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sebastopol, California | 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":"3"},{"label":"placed","value":"1"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 38.40341,-122.82517 +/-100m); p1__3 (tier 4, 38.40341,-122.82517 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364sm:g4364sm_g008471894:00847_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":"Sebastopol, California | 1894 | sanborn00847_003 p1 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.10"},{"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":"2026-10-18T10:35:32Z","modified":"2026-10-18T10:35:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364sm:g4364sm_g008471894:00847_1894-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364sm:g4364sm_g008471894:00847_1894-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"77.5,1834.5 293.9,1882.6 888.1,1851.8 1199.3,1899.5 1545.5,1854.3 1610.4,1449.3 1538.2,1060.1 1435.7,989.0 1226.2,1024.2 1215.5,986.5 1213.2,986.5 1213.0,977.7 1142.6,729.1 1184.2,316.9 1202.0,297.0 1202.0,297.0 1257.7,297.0 1289.2,297.0 1328.0,289.6 1337.3,230.9 1502.6,240.5 1468.1,120.0 1422.6,87.8 1240.7,160.2 1075.4,150.7 1013.9,87.8 866.2,79.3 844.7,42.5 198.4,52.5 64.4,115.9 49.4,375.6 116.7,646.1 456.1,705.1 472.4,704.8 472.4,707.9 474.4,708.3 484.7,939.9 476.8,992.9 477.8,1058.6 465.4,1069.1 88.4,1236.9 48.9,1305.7 77.5,1834.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364sm:g4364sm_g008471894:00847_1894-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[788.0,792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.8252564,38.4037807]}},{"type":"Feature","properties":{"resourceCoords":[1104.0,1545.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.8242116,38.4021076]}}]}}]}