{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03269_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Amite, Louisiana | 1916 | key map | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032691916:03269_1916-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amite, Louisiana | 1916 | sanborn03269_006 p1 [2]","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"52"},{"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":"3492.3"}],"created":"2026-09-23T05:24:49Z","modified":"2026-09-23T05:24:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032691916:03269_1916-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032691916:03269_1916-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1121.3,873.1 1122.0,435.6 1613,433.1 1613,0.0 0.0,-0.0 0.0,872.2 1117.4,873.1 1121.3,873.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032691916:03269_1916-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[323.6,539.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5067994,30.7253089]}},{"type":"Feature","properties":{"resourceCoords":[484.1,374.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.501989,30.7296468]}}]}}]}