{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn04956_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Chinook, Montana | 1900 | 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":"3"},{"label":"placed","value":"2"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 48.59544,-109.22640 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chinook, Montana | 1900 | sanborn04956_002 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-21T08:38:30Z","modified":"2026-09-21T08:38:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 6452.0,0.0 6452.0,1045.2 6176.8,1045.4 6173.6,7426.1 6452.0,7424.4 6452.0,7652.0 -0.0,7652.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1844.0,5284.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.2337585,48.5931072]}},{"type":"Feature","properties":{"resourceCoords":[1844.0,7424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.233932,48.5921204]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chinook, Montana | 1900 | sanborn04956_002 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"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":"2026-09-21T08:38:30Z","modified":"2026-09-21T08:38:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"428.0,7422.0 708.3,7420.2 708.4,7649.3 6452.0,7652.0 6452.0,0.0 1715.6,0.0 1720.4,947.6 705.2,948.5 705.2,994.2 428.0,998.0 428.0,7422.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd425m:g4254m:g4254cm:g4254cm_g049561900:04956_1900-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[428.0,3116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.2305756,48.5938586]}},{"type":"Feature","properties":{"resourceCoords":[428.0,7424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.2309238,48.5918865]}}]}}]}