{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00334_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Prairie Grove, Arkansas | 1924 | 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"},{"label":"pages","value":"2"},{"label":"placed","value":"2"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef-snap 1, georef 1"},{"label":"key map","value":"none"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Prairie Grove, Arkansas | 1924 | sanborn00334_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T17:07:19Z","modified":"2026-09-21T17:07:19Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,-0.0 6452.0,0.0 6188.9,2784.8 6314.9,6619.1 2855.9,6618.5 2809.6,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.31888631290222,35.97698098530436]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.31524391061852,35.97690443222806]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.31535531318205,35.973383833094736]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-94.31899771546576,35.973460386171034]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Prairie Grove, Arkansas | 1924 | sanborn00334_002 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-21T17:07:19Z","modified":"2026-09-21T17:07:19Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 -0.0,7652.0 -0.0,6250.9 2059.8,6191.9 2072.8,5342.1 4890.5,5261.9 4696.4,2116.1 4797.7,0.0 6452.0,0.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd400m:g4004m:g4004pm:g003341924:00334_1924-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2040.0,7472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.3174737,35.9727116]}},{"type":"Feature","properties":{"resourceCoords":[276.0,2232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.318496,35.9756967]}}]}}]}