{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04480_004.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Laurel, Mississippi | 1910 | 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:gmd398m:g3984m:g3984lm:g3984lm_g044801910:04480_1910-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Laurel, Mississippi | 1910 | sanborn04480_004 p1 [1]","metadata":[{"label":"streets","value":"29"},{"label":"intersections","value":"141"},{"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":"4596.6"}],"created":"2026-09-22T16:09:57Z","modified":"2026-09-22T16:09:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984lm:g3984lm_g044801910:04480_1910-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984lm:g3984lm_g044801910:04480_1910-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.1,1149.2 350.6,1147.1 533.0,1145.9 1613,1138.1 1613,0.0 1391.2,0.0 1099.2,0.0 -0.0,-0.0 -0.0,1149.2 0.1,1149.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984lm:g3984lm_g044801910:04480_1910-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.2,687.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.1315225,31.6927355]}},{"type":"Feature","properties":{"resourceCoords":[753.7,272.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.1289596,31.7019041]}}]}}]}