{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00273_005.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Jonesboro, Arkansas | 1908 | 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://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004jm:g002731908:00273_1908-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Jonesboro, Arkansas | 1908 | sanborn00273_005 p1 [1]","metadata":[{"label":"streets","value":"44"},{"label":"intersections","value":"150"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"9019.5"},{"label":"split_canvas_h","value":"10616.3"}],"created":"2026-09-22T05:59:32Z","modified":"2026-09-22T05:59:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004jm:g002731908:00273_1908-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004jm:g002731908:00273_1908-0001","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1404.9,2550 1412.4,1310.4 2150,1310.4 2150,-0.0 -0.0,-0.0 0.0,947.3 680.6,948.9 685.6,1759.0 559.5,1763.2 565.1,2550 1404.9,2550\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004jm:g002731908:00273_1908-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[921.1,978.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.7094879,35.83287]}},{"type":"Feature","properties":{"resourceCoords":[867.6,580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.7105153,35.8391965]}}]}}]}