{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03296_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Coushatta, Louisiana | 1922 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"9"},{"label":"placed","value":"1"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 32.01258,-93.35052 +/-100m); p1__2 (tier 4, 32.01258,-93.35052 +/-100m); p1__3 (tier 4, 32.01258,-93.35052 +/-100m); p1__4 (tier 4, 32.01258,-93.35052 +/-100m); p2__1 (tier 1, 32.01679,-93.34478 +/-261m); p2__2 (tier 4, 32.01258,-93.35052 +/-100m); p3__2 (tier 4, 32.01258,-93.35052 +/-100m); p3__3 (tier 4, 32.01258,-93.35052 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014cm:g032961922:03296_1922-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Coushatta, Louisiana | 1922 | sanborn03296_001 p3 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.11"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T21:22:34Z","modified":"2026-10-19T21:22:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014cm:g032961922:03296_1922-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014cm:g032961922:03296_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.1,1099.0 1566.3,81.0 1428.6,30.6 56.4,59.1 16.3,460.3 79.3,1372.3 165.7,1472.9 419.9,1475.7 420.3,1479.5 424.0,1479.5 424.0,1511.8 466.2,1883.0 1156.2,1844.0 1171.2,1133.2 1203.0,1120.0 1253.3,1120.0 1322.3,1120.0 1562.1,1099.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014cm:g032961922:03296_1922-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[485.0,401.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.351407,32.0135158]}},{"type":"Feature","properties":{"resourceCoords":[1171.0,401.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.349907,32.013712]}}]}}]}