{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn05240_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ponca, Nebraska | 1892 | 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 2"},{"label":"key map","value":"none"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca, Nebraska | 1892 | sanborn05240_002 p1","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-21T23:12:37Z","modified":"2026-09-21T23:12:37Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,7652.0 1312.2,7652.0 1301.8,0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3084.0,3668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.704199,42.5622734]}},{"type":"Feature","properties":{"resourceCoords":[772.0,3668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7056307,42.5625033]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca, Nebraska | 1892 | sanborn05240_002 p2","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T23:12:37Z","modified":"2026-09-21T23:12:37Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,79.3 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194pm:g052401892:05240_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3636.0,3700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7070662,42.5627323]}},{"type":"Feature","properties":{"resourceCoords":[5924.0,3700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7056307,42.5625033]}}]}}]}