{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07372_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Gresham, Oregon | 1922 | 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":"21"},{"label":"placed","value":"9"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef-snap 7, snap:0 1, georef 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"8 sheet(s) cut into 16 panels"},{"label":"unplaced pages","value":"p10__1 (tier 1, 45.49334,-122.42546 +/-169m); p12__1 (tier 1, 45.51107,-122.42120 +/-107m); p12__2 (tier 1, 45.49530,-122.41970 +/-126m); p12__3 (tier 1, 45.49474,-122.42377 +/-193m); p13__2 (tier 1, 45.49828,-122.41501 +/-144m); p1__1 (tier 1, 45.49462,-122.43754 +/-181m); p3__1 (tier 1, 45.50388,-122.42321 +/-198m); p3__2 (tier 1, 45.50175,-122.42574 +/-191m); p4__1 (tier 2, 45.50102,-122.43165 +/-220m); p6__2 (tier 1, 45.49778,-122.44080 +/-101m); p7__1 (tier 1, 45.49789,-122.43633 +/-256m); p7__2 (tier 1, 45.49726,-122.43825 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p10 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.49"},{"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":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"136.7,47.4 109.5,505.5 744.0,538.0 752.0,538.0 752.0,538.4 756.2,538.6 782.8,1123.3 969.5,1382.2 988.6,1516.0 1000.6,1536.0 1000.6,1536.5 1001.9,1588.0 1002.6,1614.4 1015.4,1704.3 1095.5,1749.5 1051.5,1741.5 1057.4,1829.2 1505.0,1888.1 1510.1,1596.0 1602.4,1364.0 1599.7,677.5 1534.2,632.5 1609.0,560.8 1608.5,166.4 1558.7,70.6 1566.2,56.3 593.4,64.2 587.5,51.5 136.7,47.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42893287329467,45.49482496958656]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42471222219783,45.494876810127934]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.4246251289724,45.49134314157711]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42884578006925,45.49129130103574]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1596.9,1496.8 1597.7,1042.0 1610.5,1035.9 1595.3,54.6 1521.8,16.7 89.2,9.5 117.8,1148.4 115.3,1148.4 93.7,1698.7 92.8,1698.9 1.4,1708.8 1.0,1708.8 1.0,1912.0 117.9,1912.0 435.2,1845.9 751.4,1901.0 1547.5,1857.0 1529.1,1493.2 1596.9,1496.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.4247319010864,45.49769326163142]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42468998047116,45.494739802521735]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.4296521068627,45.49470470697653]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42969402747795,45.49765816608621]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p13 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"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":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.3,978.8 915.5,966.5 882.9,723.5 823.6,680.2 837.5,41.5 411.5,17.6 59.9,73.5 31.2,1849.9 97.8,1893.1 1601.7,1844.6 1583.3,978.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.0,926.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42105491174891,45.49961258839334]}},{"type":"Feature","properties":{"resourceCoords":[623.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42104241206759,45.50030000577768]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.5,1869.6 27.1,1811.2 91.3,1328.1 23.7,1035.8 56.6,135.9 866.3,15.4 1529.2,27.1 1588.3,70.7 1611.7,355.9 1561.8,721.9 1594.7,1722.8 1502.3,1722.9 1502.4,1750.1 1502.5,1841.8 996.1,1837.2 996.2,1854.2 384.3,1858.7 305.4,1845.8 305.6,1883.0 49.5,1869.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.43356185743842,45.50640822134261]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42934715241833,45.50639515785956]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.42936910390637,45.50286719982391]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.43358380892646,45.50288026330696]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p4 [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":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1585.1,27.3 1170.2,32.1 620.5,36.6 237.8,35.6 93.8,36.3 90.8,552.9 108.2,552.8 114.8,1177.0 101.8,1257.6 111.4,1257.5 127.0,1257.4 140.1,1257.3 140.2,1255.5 681.2,1251.3 681.4,1252.9 683.2,1252.9 683.7,1282.1 731.1,1874.7 1595.5,1898.1 1608.9,1680.0 1610.2,1681.3 1612.0,1463.0 1612.0,1299.3 1608.8,1156.8 1612.0,853.0 1612.0,545.0 1589.9,545.2 1585.1,27.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1209.0,548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.43098961904971,45.50100465450975]}},{"type":"Feature","properties":{"resourceCoords":[1570.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42969576121875,45.5003496459401]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"259.8,1884.0 633.2,1886.5 1169.7,1884.5 1574.7,1881.5 1571.0,844.2 1566.3,437.2 1564.8,20.8 1564.7,18.3 75.8,30.7 30.4,1791.0 1.0,1792.0 1.0,1884.0 27.3,1884.0 259.8,1884.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1201.0,1240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.4279768,45.5010057]}},{"type":"Feature","properties":{"resourceCoords":[1201.0,1884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.4296668,45.5010097]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.57"},{"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":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1581.9,1891.5 1594.6,550.2 783.0,544.4 783.2,509.4 785.1,256.9 698.4,113.8 62.6,42.9 14.2,1742.9 28.9,1879.2 715.1,1892.6 772.8,1849.5 931.8,1892.3 1134.0,1820.4 1581.9,1891.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0006__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":[-122.44470860887441,45.50031642588962]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.44041104088836,45.500312548454595]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.44041755571884,45.49671484493609]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.44471512370488,45.49671872237112]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1599.9,204.8 1485.5,204.7 1483.9,1.0 1364.8,1.0 1274.7,2.3 1269.7,195.1 1220.8,191.4 1001.9,192.1 15.7,190.9 15.5,703.9 40.5,703.8 28.4,1309.8 24.6,1829.2 23.4,1828.0 19.6,1882.3 44.1,1859.3 75.4,1880.2 879.2,1889.2 1534.2,1823.5 1594.2,1637.6 1582.1,208.6 1599.9,204.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[776.0,710.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.43100181182443,45.49894239078657]}},{"type":"Feature","properties":{"resourceCoords":[398.0,198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42967974991664,45.49962938795923]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gresham, Oregon | 1922 | sanborn07372_002 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T23:47:49Z","modified":"2026-10-19T23:47:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"11.6,841.6 10.7,438.1 12.8,25.4 227.8,23.0 1521.5,23.9 1554.7,1139.7 1552.2,1139.8 1533.3,1679.0 1532.4,1679.3 1442.2,1689.3 1326.3,1689.0 1236.5,1690.0 1231.0,1878.3 1183.3,1874.5 969.4,1874.4 6.1,1869.8 11.6,841.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd429m:g4294m:g4294gm:g4294gm_g073721922:07372_1922-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[763.0,26.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42477115401336,45.498937125049856]}},{"type":"Feature","properties":{"resourceCoords":[763.0,1884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.42968974749026,45.49891768306652]}}]}}]}