{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07315_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Amity, Oregon | 1884 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"1"},{"label":"placed","value":"1"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294am:g4294am_g073151884:07315_1884-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amity, Oregon | 1884 | sanborn07315_001 p1","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T23:47:02Z","modified":"2026-10-17T23:47:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294am:g4294am_g073151884:07315_1884-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294am:g4294am_g073151884:07315_1884-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1468.1,90.0 1573.2,344.2 1567.5,1103.3 1518.1,1242.6 1569.9,1300.4 1547.2,1862.7 1167.6,1852.5 1086.5,1787.8 962.5,1789.2 933.9,1840.7 123.2,1799.1 59.7,1361.9 61.5,887.4 131.8,667.6 88.0,40.4 773.9,25.1 1015.2,58.8 1045.0,109.5 1212.0,34.5 1468.1,90.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294am:g4294am_g073151884:07315_1884-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1016.0,219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2049288,45.1145489]}},{"type":"Feature","properties":{"resourceCoords":[481.0,1679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2087361,45.1155693]}}]}}]}