{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07428_009.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Oakland, Oregon | 1931 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"9"},{"label":"placed","value":"5"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 2, snap:0 1, snap:1 1, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 43.42561,-123.29300 +/-107m); p2__1 (tier 1, 43.41954,-123.29469 +/-156m); p5__1 (tier 2, 43.41978,-123.29848 +/-100m); p5__2 (tier 1, 43.42372,-123.29665 +/-156m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Oakland, Oregon | 1931 | sanborn07428_009 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.63"},{"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":"2026-10-17T04:06:06Z","modified":"2026-10-17T04:06:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"482.1,1889.3 522.2,1809.6 828.9,1808.2 1220.0,1810.0 1611.8,1790.9 1604.1,1003.3 1509.2,907.9 1277.6,910.5 1125.7,786.5 1034.2,557.9 1047.8,167.9 997.4,47.2 134.5,137.2 42.0,384.4 35.6,1754.4 57.7,1805.2 358.9,1805.9 482.1,1889.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[429.0,1810.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2960589,43.4238653]}},{"type":"Feature","properties":{"resourceCoords":[1220.0,1810.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2951281,43.4225211]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Oakland, Oregon | 1931 | sanborn07428_009 p2 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1618.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4834.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-17T04:06:06Z","modified":"2026-10-17T04:06:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"797.2,115.3 456.1,781.8 477.8,1244.0 525.4,1273.4 541.0,1273.3 541.0,1273.3 541.0,1283.1 546.2,1286.3 554.7,1774.8 786.1,1882.2 1181.7,1902.3 1411.0,1681.5 1359.7,1680.9 1363.9,1259.9 1360.0,1259.9 1358.6,838.7 1363.5,426.7 1392.7,426.3 1140.9,76.7 1140.6,20.4 825.3,23.6 783.9,106.3 797.2,115.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[404.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29637085791816,43.42442333030488]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29500331320058,43.42242194521361]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29933314706506,43.42083931919199]}},{"type":"Feature","properties":{"resourceCoords":[404.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.30070069178264,43.422840704283274]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Oakland, Oregon | 1931 | sanborn07428_009 p2 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"5093.2"},{"label":"split_canvas_w","value":"2164.0"},{"label":"split_canvas_h","value":"2558.8"}],"created":"2026-10-17T04:06:06Z","modified":"2026-10-17T04:06:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 541.0,1913.0 541.0,1273.3 404.5,1274.5 0.0,1277.4 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[164.0,1490.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2969708,43.4218353]}},{"type":"Feature","properties":{"resourceCoords":[525.0,1490.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.2965207,43.4212093]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Oakland, Oregon | 1931 | sanborn07428_009 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.47"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T04:06:06Z","modified":"2026-10-17T04:06:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"976.4,1677.8 952.0,1677.8 560.4,1263.3 599.5,1263.2 614.7,835.2 616.6,835.1 592.4,420.8 293.8,422.0 924.9,24.4 1603.9,55.8 1603.7,1867.0 1186.9,1878.6 976.4,1677.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_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":[-123.29514144144234,43.4226101647756]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29328498315759,43.41997300019938]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29756105003767,43.418362580240256]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-123.29941750832242,43.42099974481648]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Oakland, Oregon | 1931 | sanborn07428_009 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.69"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T04:06:06Z","modified":"2026-10-17T04:06:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"304.6,1667.2 253.6,1665.6 262.5,1248.9 258.6,1248.8 262.0,831.8 271.6,423.9 300.6,424.1 54.0,73.7 54.4,18.0 454.7,24.5 855.8,9.6 855.8,11.8 1323.5,35.6 700.3,423.8 995.2,424.0 1019.5,831.9 1017.6,831.9 1002.9,1252.9 964.2,1252.9 1351.5,1662.6 1375.5,1662.7 1583.6,1861.3 225.7,1892.2 74.0,1881.9 304.6,1667.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294om:g4294om_g074281931:07428_1931-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[448.0,1701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.29894611734949,43.42109969738841]}},{"type":"Feature","properties":{"resourceCoords":[1194.0,22.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-123.29425268730989,43.42130282052347]}}]}}]}