{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07349_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dayton, Oregon | 1912 | 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"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"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":"p1 (tier 1, 45.22219,-123.07273 +/-258m); p3__2 (tier 1, 45.22102,-123.08487 +/-102m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dayton, Oregon | 1912 | sanborn07349_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T15:49:01Z","modified":"2026-09-22T15:49:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1671.2 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1568.5,-0.0 1562.1,1671.2 1613.0,1671.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1568.0,1128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.0775193,45.2209294]}},{"type":"Feature","properties":{"resourceCoords":[1568.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.075241,45.2221941]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dayton, Oregon | 1912 | sanborn07349_002 p3 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"},{"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":"2026-09-22T15:49:01Z","modified":"2026-09-22T15:49:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"26.1,-0.0 26.9,1695.3 79.2,1695.0 80.1,1913.0 1030.8,1913.0 1041.5,1148.7 1613.0,1156.7 1613.0,-0.0 26.1,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294dm:g4294dm_g073491912:07349_1912-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1053.0,577.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.0747467,45.2200885]}},{"type":"Feature","properties":{"resourceCoords":[546.0,1687.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.0778212,45.21957]}}]}}]}