{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00511_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dunsmuir, California | 1903 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 2, georef-street 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p4__1 (tier 1, 41.20406,-122.27373 +/-214m); p4__2 (tier 1, 41.20793,-122.27531 +/-100m); p4__3 (tier 1, 41.20565,-122.27593 +/-233m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dunsmuir, California | 1903 | sanborn00511_002 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.56"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T12:03:02Z","modified":"2026-10-18T12:03:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"37.0,1743.1 30.7,1032.0 77.2,354.3 152.7,148.0 575.7,23.5 990.0,47.5 1210.8,151.7 1340.0,146.2 1420.9,45.1 1521.6,78.1 1476.0,485.4 1571.8,1361.0 1552.8,1808.8 1368.8,1884.1 1066.9,1833.1 1036.7,1912.0 999.0,1912.0 879.8,1799.9 380.4,1801.7 244.1,1797.9 77.1,1812.9 37.0,1743.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[419.0,1093.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.27302524398148,41.214148331367106]}},{"type":"Feature","properties":{"resourceCoords":[1121.0,1791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2709307433499,41.213355200137464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dunsmuir, California | 1903 | sanborn00511_002 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.45"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T12:03:02Z","modified":"2026-10-18T12:03:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"128.0,1894.2 282.7,1866.2 284.8,1817.8 599.9,1819.8 599.5,1841.7 914.6,1848.4 913.8,1869.8 1390.4,1890.0 1386.7,1827.5 1552.2,1895.5 1610.1,1786.6 1594.7,688.9 1475.5,417.4 1442.8,138.2 1233.1,40.0 789.0,35.5 774.9,1.0 576.0,1.0 222.2,336.1 122.5,424.8 13.5,547.5 33.5,553.5 84.3,1168.0 126.8,1189.0 194.0,1419.4 121.7,1527.0 143.5,1713.2 52.3,1780.5 128.0,1894.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.2727318,41.2136525]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.2691976,41.2124058]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.271163,41.2092527]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.2746972,41.2104994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dunsmuir, California | 1903 | sanborn00511_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T12:03:02Z","modified":"2026-10-18T12:03:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1576.5,440.9 1611.7,1551.2 1545.6,1864.4 410.4,1843.6 353.7,1778.0 120.3,1781.0 53.4,1656.9 120.4,1132.3 60.7,833.4 134.1,518.9 32.4,151.9 78.2,68.5 219.8,58.9 215.7,46.2 372.8,59.9 387.6,13.7 691.9,98.5 685.8,119.6 989.0,209.2 982.5,229.7 1438.4,374.8 1451.3,313.3 1593.5,422.8 1576.5,440.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364dm:g4364dm_g005111903:00511_1903-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[503.0,1682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2743924351085,41.2074166648393]}},{"type":"Feature","properties":{"resourceCoords":[193.0,1682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2751293113371,41.2075133363479]}}]}}]}