{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06509_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Warrenton, North-Carolina | 1885 | 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":"2"},{"label":"placed","value":"2"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Warrenton, North-Carolina | 1885 | sanborn06509_001 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.68"},{"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":"2026-10-17T22:07:32Z","modified":"2026-10-17T22:07:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"794.4,104.0 542.9,74.3 146.2,130.0 61.4,232.0 32.5,470.8 84.9,854.4 63.0,1866.5 887.7,1852.0 969.5,1501.6 969.5,1463.5 981.4,1450.8 1067.0,1084.9 1067.0,1083.9 1076.0,1084.0 1461.7,1044.5 1545.8,965.8 1567.8,160.9 1501.1,65.5 1402.3,94.8 1220.7,25.0 1221.2,63.4 794.3,90.3 794.4,104.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1235.0,378.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.1542076,36.398317]}},{"type":"Feature","properties":{"resourceCoords":[380.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.1563245,36.3980847]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Warrenton, North-Carolina | 1885 | sanborn06509_001 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.54"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3878.0"},{"label":"split_canvas_y","value":"4335.6"},{"label":"split_canvas_w","value":"2574.0"},{"label":"split_canvas_h","value":"3316.4"}],"created":"2026-10-17T22:07:32Z","modified":"2026-10-17T22:07:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1856.9 1612.0,1818.5 1568.6,1801.2 1589.0,1199.3 1566.9,1121.5 1458.8,1090.9 1097.2,1109.3 1096.8,1323.5 990.5,1460.7 1045.5,1789.0 969.5,1864.0 1185.1,1892.2 1185.2,1878.5 1612.0,1856.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd390m:g3904m:g3904wm:g3904wm_g065091885:06509_1885-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[969.5,1083.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.15496200755426,36.40056279827234]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1083.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.15355094554732,36.40024083773626]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.15406666147598,36.39877757388108]}},{"type":"Feature","properties":{"resourceCoords":[969.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.15547772348292,36.399099534417154]}},{"type":"Feature","properties":{"resourceCoords":[1188.3,1188.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.1545474,36.4002682]}}]}}]}