{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00398_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Auburn, California | 1907 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"5"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 3, georef 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 38.89823,-121.06644 +/-193m); p3 (tier 2, 38.89626,-121.07866 +/-100m); p4__1 (tier 2, 38.89865,-121.07217 +/-100m); p4__2 (tier 1, 38.89841,-121.06921 +/-100m); p8__1 (tier 4, 38.90144,-121.06964 +/-1035m); p8__2 (tier 4, 38.90144,-121.06964 +/-1035m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Auburn, California | 1907 | sanborn00398_004 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"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":"4088.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T23:09:14Z","modified":"2026-10-19T23:09:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"707.1,1887.7 765.2,1842.8 831.4,1318.4 1011.6,776.5 925.8,438.1 902.5,390.2 802.1,206.1 793.7,192.9 793.2,189.8 731.9,77.3 443.7,48.6 54.9,295.8 31.7,1683.0 160.8,1862.1 707.1,1887.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[455.1,1435.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.06487193018653,38.90653305365329]}},{"type":"Feature","properties":{"resourceCoords":[455.1,611.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.06352635358947,38.907640289827924]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Auburn, California | 1907 | sanborn00398_004 p2 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.30"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3053.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3398.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T23:09:14Z","modified":"2026-10-19T23:09:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1611.4,1298.2 1503.0,900.5 1549.1,208.5 1516.8,72.8 1075.3,54.9 914.2,126.5 972.1,473.9 995.6,510.8 1015.0,731.0 1024.6,788.6 1021.3,802.4 1022.2,812.5 1009.9,850.2 835.9,1575.5 885.4,1839.9 1228.5,1746.4 1530.9,1780.4 1611.4,1298.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1566.0,211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.079725,38.8969635]}},{"type":"Feature","properties":{"resourceCoords":[1326.1,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.0781581,38.8954324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Auburn, California | 1907 | sanborn00398_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.64"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:09:14Z","modified":"2026-10-19T23:09:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,32.0 1.0,54.8 66.7,69.3 39.0,237.2 125.2,248.1 164.1,439.8 17.1,807.7 37.3,1819.1 1568.5,1885.2 1609.5,542.7 1530.9,329.2 1532.2,74.3 1285.3,50.8 1232.6,1.0 950.4,1.0 954.1,56.5 579.9,69.3 580.2,62.5 177.9,58.6 151.7,1.0 61.7,1.0 1.0,32.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[452.0,656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.06985506954297,38.89971902977048]}},{"type":"Feature","properties":{"resourceCoords":[1277.0,1157.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.06958522461784,38.89798465930376]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Auburn, California | 1907 | sanborn00398_004 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:09:14Z","modified":"2026-10-19T23:09:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"501.4,1816.2 530.2,1872.1 922.8,1857.2 922.8,1863.9 1287.3,1834.1 1281.0,1779.2 1555.3,1766.1 1488.0,1708.4 1508.0,1454.5 1611.8,1233.5 1578.5,477.1 1495.9,141.3 1385.8,45.0 1172.5,18.2 859.4,18.7 679.3,96.0 444.8,36.2 318.8,62.6 212.1,184.7 373.6,265.1 325.6,350.8 72.1,776.5 40.5,807.7 1.0,839.9 1.0,843.1 23.4,898.9 34.1,919.6 1.0,982.5 1.0,1046.3 51.2,1078.5 215.1,1463.2 85.1,1683.4 191.0,1785.7 191.1,1848.3 326.6,1871.3 415.9,1820.2 501.4,1816.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1238.0,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.067108,38.9003022]}},{"type":"Feature","properties":{"resourceCoords":[338.0,1504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.0687081,38.9014631]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Auburn, California | 1907 | sanborn00398_004 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.68"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:09:14Z","modified":"2026-10-19T23:09:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.8,1907.1 1485.0,1904.5 986.8,1878.7 944.2,1865.2 890.2,1842.1 855.0,1892.7 841.6,1912.0 715.7,1912.0 720.4,1855.5 140.8,1821.9 33.0,1689.1 136.7,1192.9 62.7,1138.6 28.2,845.6 153.0,137.8 753.1,18.9 1533.1,101.6 1524.5,825.0 1584.2,1151.0 1523.5,1712.2 1579.6,1725.5 1583.8,1907.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364am:g4364am_g003981907:00398_1907-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[881.0,1877.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.06791287626558,38.902623576903196]}},{"type":"Feature","properties":{"resourceCoords":[1341.0,1142.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.0670662242679,38.90407745995669]}}]}}]}