{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07327_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaverton, Oregon | 1931 | 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":"13"},{"label":"placed","value":"6"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef-snap 4, georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 45.48545,-122.80721 +/-535m); p1__2 (tier 4, 45.48545,-122.80721 +/-535m); p2__2 (tier 2, 45.48646,-122.80929 +/-100m); p2__3 (tier 2, 45.48646,-122.80929 +/-100m); p5__2 (tier 1, 45.48610,-122.80570 +/-118m); p5__3 (tier 1, 45.48483,-122.81737 +/-100m); p6__2 (tier 1, 45.48407,-122.79771 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.59"},{"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":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1564.6,945.5 1612.0,664.1 1612.0,650.1 1576.8,363.1 1195.0,365.7 1193.0,360.9 1187.3,361.0 1184.0,339.8 1068.5,65.6 533.9,48.4 452.2,56.1 365.6,802.2 359.5,804.9 359.3,814.6 301.2,831.1 35.8,841.9 16.0,1319.2 118.9,1707.3 81.7,1851.1 1541.0,1890.7 1550.4,1912.0 1570.9,1725.5 1564.6,1510.0 1560.8,1134.8 1612.0,1129.2 1612.0,1122.8 1612.0,1077.2 1574.0,1081.5 1573.2,945.4 1564.6,945.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[506.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.81201244868382,45.48640104520816]}},{"type":"Feature","properties":{"resourceCoords":[1524.0,1509.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.8092978148254,45.48674372999477]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.7,1007.0 31.0,1252.6 33.9,1839.2 71.0,1912.0 1516.7,1912.0 1514.0,1877.7 1585.6,1807.9 1611.0,929.9 1583.6,930.0 1295.0,401.1 1200.1,401.0 1189.0,380.2 1188.5,244.7 1273.9,231.4 1215.2,43.3 129.2,28.1 118.3,1.0 117.8,1.0 70.7,250.4 79.1,250.4 77.4,382.5 114.6,378.9 113.6,429.3 63.5,433.9 60.5,798.0 62.7,1007.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80904543952082,45.48820201498734]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80487773154617,45.48776407162098]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80561340692361,45.48427435455062]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80978111489826,45.48471229791698]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"27.9,999.8 87.1,1193.2 1.0,1206.2 1.0,1347.3 11.2,1366.9 108.0,1367.5 400.5,1912.0 410.9,1912.0 428.5,1912.0 429.9,1867.9 1536.4,1859.8 1545.7,1912.0 1596.0,1912.0 1596.0,1877.0 1612.0,1876.0 1612.0,1446.8 1591.0,1449.8 1612.0,597.1 1554.8,43.9 51.1,33.5 29.4,355.3 109.3,541.0 31.4,999.9 27.9,999.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[829.0,1051.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.80390914703264,45.48749627837018]}},{"type":"Feature","properties":{"resourceCoords":[1220.0,903.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.80286326647027,45.48765900850272]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p5 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.88"},{"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":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"204.8,867.8 294.0,879.9 533.6,912.4 533.6,912.4 585.9,1347.0 549.5,1743.5 601.0,1883.0 1320.5,1831.0 1290.5,1060.1 1296.2,1059.7 1296.0,1054.9 1324.1,1054.4 1381.7,1053.6 1598.8,1037.9 1598.1,76.1 1524.6,32.1 1348.5,76.3 1113.5,17.7 172.4,18.5 112.8,433.9 92.3,466.5 43.6,460.5 56.8,847.7 204.8,867.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1182.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.7994251,45.4842831]}},{"type":"Feature","properties":{"resourceCoords":[834.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.8003371,45.4842836]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"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":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1595.1,1850.0 1601.4,77.6 1528.4,29.9 1526.3,1.0 119.2,1.0 123.0,8.5 64.6,111.7 54.1,1199.5 224.9,1205.0 423.4,1205.0 423.4,1205.5 436.6,1406.2 512.8,1526.4 470.7,1539.8 594.1,1557.8 615.0,1558.2 615.0,1560.9 620.7,1561.7 668.4,1839.1 727.0,1888.9 1595.1,1850.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80986896084879,45.48464373840949]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80564167135142,45.48420934252069]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.80637132914254,45.480669453243294]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.8105986186399,45.48110384913209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaverton, Oregon | 1931 | sanborn07327_003 p6 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.36"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6192.8"},{"label":"split_canvas_w","value":"2460.0"},{"label":"split_canvas_h","value":"1459.2"}],"created":"2026-10-18T21:18:15Z","modified":"2026-10-18T21:18:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"450.1,1641.8 44.8,1576.3 18.0,1899.4 589.6,1906.9 601.6,1568.7 450.1,1641.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294bm:g4294bm_g073271931:07327_1931-0006__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1548.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.81339811888628,45.48368662637346]}},{"type":"Feature","properties":{"resourceCoords":[615.0,1548.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.81182513134667,45.483701134888285]}},{"type":"Feature","properties":{"resourceCoords":[615.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.81181284578533,45.48304681709182]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.81338583332494,45.483032308576995]}},{"type":"Feature","properties":{"resourceCoords":[554.0,1603.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.8119793,45.4836011]}}]}}]}