{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00741_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Owensmouth, California | 1919 | 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":"8"},{"label":"placed","value":"7"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 7"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 34.20043,-118.60079 +/-662m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p1 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.16"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3058.0"},{"label":"split_canvas_h","value":"2744.0"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"21.5,11.8 6.3,678.8 752.7,679.8 717.1,471.8 737.2,55.0 730.3,12.8 21.5,11.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[730.5,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6043935,34.1973958]}},{"type":"Feature","properties":{"resourceCoords":[50.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6059398,34.1973941]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p1 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.28"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2744.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4908.0"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"775.2,699.8 47.7,723.2 28.5,1383.1 644.0,1402.5 644.5,1402.5 644.5,1402.5 644.5,1402.5 644.5,1614.5 655.5,1906.3 1519.4,1912.0 1560.2,1912.0 1601.1,1326.7 1520.3,1200.1 1558.0,1118.8 1506.2,1096.2 1507.1,957.0 1409.3,957.0 1096.7,957.0 1097.0,897.1 994.0,862.1 994.7,787.3 972.9,787.3 775.2,699.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[989.0,1489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6015748,34.1992096]}},{"type":"Feature","properties":{"resourceCoords":[1575.0,1489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.600286,34.1992166]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p1 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.08"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5610.0"},{"label":"split_canvas_w","value":"2578.0"},{"label":"split_canvas_h","value":"2042.0"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"166.8,1462.5 18.3,1413.1 12.4,1888.6 222.7,1845.3 624.8,1900.7 587.5,1524.0 624.5,1425.2 234.8,1413.0 166.8,1462.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.5,1861.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6044264,34.2046626]}},{"type":"Feature","properties":{"resourceCoords":[43.0,1861.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.605957,34.2046632]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.83"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4080.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3571.6"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"9.4,1709.2 206.6,1795.8 228.2,1795.6 227.8,1870.2 352.2,1912.0 1353.5,1912.0 1378.1,1911.8 1378.7,1797.8 1412.3,1797.5 1486.1,1798.1 1533.5,1495.6 1612.0,1491.6 1538.6,1247.7 1516.3,1284.5 1509.3,1196.0 1413.3,1173.5 1384.1,1084.8 225.2,1036.7 33.0,1087.8 45.8,1707.9 9.4,1709.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,1494.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6002938,34.2010407]}},{"type":"Feature","properties":{"resourceCoords":[1377.0,1494.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.5990368,34.2010441]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p2 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.17"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"4080.4"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"24.2,34.9 36.5,1009.0 1579.8,1011.2 1595.0,44.0 24.2,34.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[523.0,988.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.6002975,34.2028597]}},{"type":"Feature","properties":{"resourceCoords":[1051.0,988.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.599042,34.2028612]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.28"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5.0,434.8 22.7,434.6 26.2,1874.6 554.3,1897.7 605.0,1876.1 614.6,1737.0 616.4,1663.5 619.8,1663.5 620.1,1659.0 1083.2,1660.2 1083.5,1663.5 1087.3,1663.5 1087.9,1698.9 1111.5,1891.9 1198.3,1892.1 1198.2,1912.0 1340.1,1912.0 1487.7,1912.0 1487.7,1892.8 1596.3,1878.7 1586.5,69.7 1491.1,27.7 1439.1,18.9 233.9,22.8 157.0,26.8 110.7,323.2 38.4,322.8 5.5,323.1 5.0,434.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[590.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.597715,34.201042]}},{"type":"Feature","properties":{"resourceCoords":[1580.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.5954834,34.2010468]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Owensmouth, California | 1919 | sanborn00741_001 p3 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2442.0"},{"label":"split_canvas_y","value":"6654.0"},{"label":"split_canvas_w","value":"1923.2"},{"label":"split_canvas_h","value":"998.0"}],"created":"2026-10-18T15:36:35Z","modified":"2026-10-18T15:36:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"978.9,1668.2 690.9,1669.2 690.9,1721.3 626.1,1750.1 662.3,1908.0 1051.2,1907.6 1065.4,1764.0 979.0,1735.3 978.9,1668.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364om:g4364om_g007411919:00741_1919-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[610.5,1663.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.59651481488555,34.197543546300835]}},{"type":"Feature","properties":{"resourceCoords":[1091.3,1663.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.59542582325844,34.197542489051344]}},{"type":"Feature","properties":{"resourceCoords":[1091.3,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.59542648685448,34.197073796443824]}},{"type":"Feature","properties":{"resourceCoords":[610.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.59651547848159,34.197074853693316]}},{"type":"Feature","properties":{"resourceCoords":[1071.3,1737.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.5954713,34.1974038]}}]}}]}