{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn04520_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Senatobia, Mississippi | 1902 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"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":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 34.61897,-89.96549 +/-100m); p2__1 (tier 2, 34.61732,-89.96505 +/-100m); p2__2 (tier 2, 34.61732,-89.96505 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd398m:g3984m:g3984sm:g3984sm_g045201902:04520_1902-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Senatobia, Mississippi | 1902 | sanborn04520_004 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"2026-09-21T10:38:19Z","modified":"2026-09-21T10:38:19Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd398m:g3984m:g3984sm:g3984sm_g045201902:04520_1902-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd398m:g3984m:g3984sm:g3984sm_g045201902:04520_1902-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 6452.0,0.0 5810.4,0.0 1354.0,0.0 1349.6,1588.8 0.0,1584.8 -0.0,7652.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd398m:g3984m:g3984sm:g3984sm_g045201902:04520_1902-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3432.0,4724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.965269,34.6185815]}},{"type":"Feature","properties":{"resourceCoords":[3432.0,780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9657231,34.6203702]}}]}}]}