{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn01516_003.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Tifton, Georgia | 1907 | 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:gmd392m:g3924m:g3924tm:g3924tm_g015161907:01516_1907-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Tifton, Georgia | 1907 | sanborn01516_003 p1 [1]","metadata":[{"label":"streets","value":"21"},{"label":"intersections","value":"76"},{"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":"6621.3"}],"created":"2026-09-22T18:32:22Z","modified":"2026-09-22T18:32:22Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015161907:01516_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015161907:01516_1907-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6878.4,0.0 0.0,0.0 0.0,5250.7 3305.5,5243.6 3993.8,6332.7 4163.0,6600.3 6874.5,6621.3 6878.4,6621.3 6878.4,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd392m:g3924m:g3924tm:g3924tm_g015161907:01516_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1069.6,3892.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.515887,31.4482377]}},{"type":"Feature","properties":{"resourceCoords":[1133.6,2125.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.511521,31.4570536]}}]}}]}