{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn04293_005.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Eveleth, Minnesota | 1921 | key map | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144em:g042931921:04293_1921-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eveleth, Minnesota | 1921 | sanborn04293_005 p1 [2]","metadata":[{"label":"streets","value":"25"},{"label":"intersections","value":"56"},{"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":"3844.1"}],"created":"2026-09-20T16:59:27Z","modified":"2026-09-20T16:59:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144em:g042931921:04293_1921-0001__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144em:g042931921:04293_1921-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,3844.1 1.6,3844.1 6878.4,3823.9 6878.4,0.0 5351.8,0.0 4294.2,0.0 0.0,-0.0 -0.0,3844.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144em:g042931921:04293_1921-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1329.8,1939.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.5423599,47.4605917]}},{"type":"Feature","properties":{"resourceCoords":[2838.8,1777.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.5306142,47.4621458]}}]}}]}