{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn02944_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"El Dorado, Kansas | 1912 | 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:gmd420m:g4204m:g4204em:g4204em_g029441912:02944_1912-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Dorado, Kansas | 1912 | sanborn02944_006 p1 [1]","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"78"},{"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":"4852.0"}],"created":"2026-09-22T15:26:44Z","modified":"2026-09-22T15:26:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd420m:g4204m:g4204em:g4204em_g029441912:02944_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd420m:g4204m:g4204em:g4204em_g029441912:02944_1912-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6878.4,0.0 5368.9,0.0 4422.2,0.0 -0.0,-0.0 0.0,4848.3 3315.2,4852.0 3315.7,3468.5 4589.1,3468.6 6878.4,3468.8 6878.4,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd420m:g4204m:g4204em:g4204em_g029441912:02944_1912-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[992.8,736.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.8552971,37.8210817]}},{"type":"Feature","properties":{"resourceCoords":[1404.5,736.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.8525474,37.8210744]}}]}}]}