{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08186_005.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sumter, South-Carolina | 1902 | key map | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd391m:g3914m:g3914sm:g3914sm_g081861902:08186_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":"Sumter, South-Carolina | 1902 | sanborn08186_005 p1 [1]","metadata":[{"label":"streets","value":"20"},{"label":"intersections","value":"51"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6878.4"},{"label":"split_canvas_h","value":"4787.9"}],"created":"2026-09-22T21:53:08Z","modified":"2026-09-22T21:53:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd391m:g3914m:g3914sm:g3914sm_g081861902:08186_1902-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd391m:g3914m:g3914sm:g3914sm_g081861902:08186_1902-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6878.4,0.0 5347.6,0.0 4699.4,0.0 4034.1,0.0 0.0,0.0 0.0,4787.9 3073.4,4785.6 6642.1,4782.6 6878.4,4782.6 6878.4,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd391m:g3914m:g3914sm:g3914sm_g081861902:08186_1902-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1617.8,2238.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3435963,33.9191787]}},{"type":"Feature","properties":{"resourceCoords":[1933.4,2594.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.342012,33.917215]}}]}}]}