{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03376_011.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Orleans, Louisiana | 1908 | 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:gmd401m:g4014m:g4014nm:g03376190803:03376_03_1908-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1908 | sanborn03376_011 p0","metadata":[{"label":"streets","value":"107"},{"label":"intersections","value":"583"}],"created":"2026-09-21T08:34:54Z","modified":"2026-09-21T08:34:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376190803:03376_03_1908-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376190803:03376_03_1908-0000","type":"ImageService3","width":1382,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 1382.0,0.0 1382.0,1082.9 1382.0,2038.0 0.0,2038.0 0.0,1211.0 0.0,845.3 0.0,452.5 0.0,452.5 0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376190803:03376_03_1908-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[698.1,1533.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0673657,29.9535044]}},{"type":"Feature","properties":{"resourceCoords":[947.4,887.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08743,29.9654958]}}]}}]}