{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03376_020.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Orleans, Louisiana | 1940 | 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://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014nm:g03376194006A:03376_06A_1940-0000/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 | 1940 | sanborn03376_020 p0","metadata":[{"label":"streets","value":"94"},{"label":"intersections","value":"438"}],"created":"2026-09-22T02:21:38Z","modified":"2026-09-22T02:21:38Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014nm:g03376194006A:03376_06A_1940-0000/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014nm:g03376194006A:03376_06A_1940-0000/info.json","type":"ImageService2","height":8152,"width":5440},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7013.9 -0.0,-0.0 5440.0,0.0 5440.0,182.4 5440.0,419.5 5440.0,8152.0 -0.0,8152.0 -0.0,7462.3 -0.0,7013.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014nm:g03376194006A:03376_06A_1940-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2480.0,3959.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1116182,29.9568445]}},{"type":"Feature","properties":{"resourceCoords":[3033.0,6949.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.092684,29.948119]}}]}}]}