{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn05255_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Superior, 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-snap 1, georef 1"},{"label":"key map","value":"none"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Superior, Nebraska | 1892 | sanborn05255_001 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T22:46:48Z","modified":"2026-09-21T22:46:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,7074.1 31.4,7119.0 -0.0,-0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.07331254622082,40.02213733185433]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.06943639079086,40.022126484896766]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.06945307133809,40.018581127386426]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.07332922676805,40.01859197434399]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Superior, Nebraska | 1892 | sanborn05255_001 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-21T22:46:48Z","modified":"2026-09-21T22:46:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 -0.0,7652.0 -0.0,504.1 4319.5,503.8 5464.0,504.0 6452.0,504.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd419m:g4194m:g4194sm:g052551892:05255_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[940.0,504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0727434,40.0188404]}},{"type":"Feature","properties":{"resourceCoords":[5464.0,504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0700202,40.0188474]}}]}}]}