{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03299_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"De Quincy, Louisiana | 1921 | 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"},{"label":"pages","value":"5"},{"label":"placed","value":"3"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 30.44342,-93.42698 +/-171m); p2__2 (tier 4, 30.44895,-93.43367 +/-377m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"De Quincy, Louisiana | 1921 | sanborn03299_001 p1 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T16:54:55Z","modified":"2026-09-23T16:54:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1913.0 1613.0,1913.0 1613.0,1076.0 1090.7,1077.6 1090.4,784.4 680.0,780.7 680.0,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[193.0,1343.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.4313739,30.4472732]}},{"type":"Feature","properties":{"resourceCoords":[72.0,378.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.4313863,30.4490891]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"De Quincy, Louisiana | 1921 | sanborn03299_001 p2 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T16:54:55Z","modified":"2026-09-23T16:54:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"422.7,1791.9 419.9,1913.0 1613.0,1913.0 1613.0,0.0 1415.5,0.0 1321.6,0.0 1044.8,0.0 1032.8,412.2 691.8,422.8 689.9,0.0 -0.0,-0.0 -0.0,1088.0 123.4,1090.8 123.2,1787.1 422.7,1791.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[348.0,856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.435165,30.450856]}},{"type":"Feature","properties":{"resourceCoords":[1431.0,856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.432609,30.4508711]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"De Quincy, Louisiana | 1921 | sanborn03299_001 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-23T16:54:55Z","modified":"2026-09-23T16:54:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1311.8,0.0 1327.0,664.9 1613.0,662.9 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014dm:g032991921:03299_1921-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[169.0,1144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.4385606,30.4479715]}},{"type":"Feature","properties":{"resourceCoords":[1538.0,1144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.4351782,30.4479242]}}]}}]}