{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08348_004.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Memphis, Tennessee | 1907 | key map | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348190701:08348_01_1907-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1907 | sanborn08348_004 p0b","metadata":[{"label":"streets","value":"72"},{"label":"intersections","value":"274"}],"created":"2026-09-21T08:38:35Z","modified":"2026-09-21T08:38:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348190701:08348_01_1907-0000b/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348190701:08348_01_1907-0000b","type":"ImageService3","width":1367,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2038.0 -0.0,-0.0 1367.0,0.0 1367.0,2038.0 -0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348190701:08348_01_1907-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[598.8,481.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0359941,35.1728671]}},{"type":"Feature","properties":{"resourceCoords":[317.9,1971.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0481865,35.1417694]}}]}}]}