{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn07231_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Renfrow, Oklahoma | 1911 | 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:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Renfrow, Oklahoma | 1911 | sanborn07231_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:42:15Z","modified":"2026-09-21T10:42:15Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5657.2,6681.4 5659.9,7528.9 6452.0,7526.3 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0 5635.4,0.0 5635.8,140.3 6175.9,137.8 6162.5,6680.2 5657.2,6681.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.65947268672508,36.92676821251968]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.65576898727538,36.92672964012069]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.65582581060768,36.923193358090394]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.65952951005738,36.923231930489386]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Renfrow, Oklahoma | 1911 | sanborn07231_002 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:42:15Z","modified":"2026-09-21T10:42:15Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 -0.0,7652.0 -0.0,6812.1 496.4,6815.5 530.6,354.5 -0.0,355.1 -0.0,-0.0 6452.0,0.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd402m:g4024m:g4024rm:g4024rm_g072311911:07231_1911-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4288.0,2536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.6537451,36.9256298]}},{"type":"Feature","properties":{"resourceCoords":[492.0,2536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.6559633,36.9256469]}}]}}]}