{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00285_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Little Rock, Arkansas | 1913 | 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:gmd400m:g4004m:g4004lm:g00285191302:00285_02_1913-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Little Rock, Arkansas | 1913 | sanborn00285_006 p0","metadata":[{"label":"streets","value":"106"},{"label":"intersections","value":"678"}],"created":"2026-09-21T04:42:14Z","modified":"2026-09-21T04:42:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004lm:g00285191302:00285_02_1913-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004lm:g00285191302:00285_02_1913-0000","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,-0.0 1648.0,0.0 1648.0,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004lm:g00285191302:00285_02_1913-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[313.9,400.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.278869,34.770028]}},{"type":"Feature","properties":{"resourceCoords":[476.0,1188.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.2730881,34.7403886]}}]}}]}