{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00682_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Merced, California | 1888 | key map | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006821888:00682_1888-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Merced, California | 1888 | sanborn00682_002 p1","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"10"}],"created":"2026-09-22T11:02:11Z","modified":"2026-09-22T11:02:11Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006821888:00682_1888-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006821888:00682_1888-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"520.2,7652.0 521.8,7652.0 6452.0,7652.0 6452.0,-0.0 -0.0,-0.0 -0.0,7652.0 520.2,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006821888:00682_1888-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[520.2,5363.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.4873408,37.304099]}},{"type":"Feature","properties":{"resourceCoords":[520.2,7406.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.4909421,37.2978068]}}]}}]}