{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08348_027.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Memphis, Tennessee | 1952 | 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:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p0","metadata":[{"label":"streets","value":"70"},{"label":"intersections","value":"77"}],"created":"2026-09-22T07:00:10Z","modified":"2026-09-22T07:00:10Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0000/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0000/info.json","type":"ImageService2","height":7920,"width":6480},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7920.0 -0.0,-0.0 6480.0,0.0 6480.0,342.6 6480.0,2633.8 6480.0,7920.0 -0.0,7920.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3401.0,4586.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9753005,35.1769699]}},{"type":"Feature","properties":{"resourceCoords":[2719.0,5226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.986938,35.1686944]}}]}}]}