{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08363_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Petersburgh, Tennessee | 1899 | 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":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 35.31945,-86.63698 +/-100m); p1__3 (tier 4, 35.31945,-86.63698 +/-100m); p1__4 (tier 4, 35.31945,-86.63698 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964pm:g3964pm_g083631899:08363_1899-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburgh, Tennessee | 1899 | sanborn08363_002 p1 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.56"},{"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":"2026-10-17T22:47:51Z","modified":"2026-10-17T22:47:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964pm:g3964pm_g083631899:08363_1899-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964pm:g3964pm_g083631899:08363_1899-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.7,1460.4 1596.3,811.2 1553.5,190.1 1478.1,42.9 518.8,21.9 435.6,78.4 452.2,636.0 388.0,756.5 153.6,830.7 44.8,1041.3 93.1,1110.6 43.9,1767.0 108.7,1864.2 682.7,1875.5 927.5,1742.5 1122.5,1729.1 1199.5,1477.0 1546.7,1460.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964pm:g3964pm_g083631899:08363_1899-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1168.0,384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.6357343,35.3187065]}},{"type":"Feature","properties":{"resourceCoords":[594.0,1196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.6374943,35.3198775]}}]}}]}