{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09209_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Kelso, Washington | 1927 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"27"},{"label":"placed","value":"24"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 15, georef-snap 9"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1 (tier 4, 46.14485,-122.91120 +/-1370m); p18__1 (tier 1, 46.13201,-122.91508 +/-100m); p20__2 (tier 1, 46.15053,-122.91982 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p10","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"18"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3242.0,6227.7 271.3,6260.8 286.9,7652.0 -0.0,7652.0 75.1,987.5 1344.4,736.7 6328.4,689.1 6334.4,5883.6 6452.0,6809.7 6152.4,6812.2 6153.9,6941.6 3253.0,6931.8 3242.0,6227.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4788.0,3848.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9100394,46.1454741]}},{"type":"Feature","properties":{"resourceCoords":[4788.0,700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9095195,46.1468755]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0011/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"369.7,7379.0 300.4,480.4 764.6,91.7 6344.8,94.9 6452.0,7640.4 1713.7,7652.0 1698.1,7364.1 369.7,7379.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90964266123467,46.143855079390505]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90857139889859,46.14676340489511]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90362785602053,46.145876939579445]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90469911835662,46.14296861407484]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p12","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0012/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0012/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5989.5,6906.5 1446.4,6821.1 1439.8,7652.0 -0.0,7652.0 -0.0,-0.0 2966.7,0.0 2959.2,700.7 6027.5,745.3 5989.5,6906.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2932.0,5324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9122866,46.1422056]}},{"type":"Feature","properties":{"resourceCoords":[2932.0,2252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9117989,46.1435839]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0013/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0013/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6321.2,182.9 6323.4,0.0 6452.0,0.0 6452.0,7513.2 2253.8,7473.7 2139.6,7079.4 1888.1,7104.7 1890.5,7652.0 146.6,7652.0 168.3,141.4 6321.2,182.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91067561509277,46.141099343505196]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.9096522458657,46.143998407473475]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90472469082937,46.14315153137991]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90574806005644,46.14025246741163]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p14","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0014/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0014/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6048.7,36.3 6049.2,7652.0 -0.0,7652.0 -0.0,0.0 6048.7,36.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4532.0,3600.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9111381,46.1395624]}},{"type":"Feature","properties":{"resourceCoords":[4532.0,5388.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9114322,46.1387586]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0015/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0015/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1669.5,7387.4 83.9,7652.0 117.1,0.0 6452.0,0.0 6452.0,7652.0 6416.6,7458.3 1669.5,7387.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90964370295882,46.14100379658122]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90548542405855,46.14027648275761]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.9067215719655,46.13683515352206]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91087985086577,46.13756246734566]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p16","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0016/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0016/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6347.1,301.7 6352.9,6902.4 4773.9,6920.4 4774.1,7652.0 -0.0,7652.0 -0.0,-0.0 219.7,0.0 218.9,284.8 6347.1,301.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4784.0,3212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9122894,46.1364494]}},{"type":"Feature","properties":{"resourceCoords":[3240.0,5968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9137215,46.1353973]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p17","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0017/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0017/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3235.3,6861.5 126.3,6847.2 73.5,422.3 1609.4,0.0 6452.0,51.2 6452.0,7652.0 3243.0,7652.0 3235.3,6861.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1648.0,3148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9102915,46.1361021]}},{"type":"Feature","properties":{"resourceCoords":[3200.0,1616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9090481,46.1366037]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0018__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p18 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"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":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0018__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0018/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6095.1,7652.0 6307.8,0.0 4737.8,0.0 4729.6,727.4 -0.0,673.6 0.0,5654.0 1769.6,5640.4 1770.4,7652.0 6095.1,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0018__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3184.0,1736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9141633,46.1341921]}},{"type":"Feature","properties":{"resourceCoords":[6256.0,4488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.912602,46.1326313]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0019/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0019/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3165.1,0.0 3173.6,780.5 6362.0,766.0 6361.2,0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0 76.1,0.0 3165.1,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91192050698838,46.13464637044316]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90777619460339,46.133893787707]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90905514257247,46.13046362229062]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91319945495746,46.131216205026774]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6360.0,7652.0 -0.0,7652.0 -0.0,-0.0 6452.0,0.0 6360.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1304.0,3656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9122053,46.1557741]}},{"type":"Feature","properties":{"resourceCoords":[6360.0,7560.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9087707,46.1540202]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0020__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p20 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"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":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0020__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0020/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2803.9,7314.6 4214.7,7024.4 4549.7,7115.3 4473.0,7382.9 4687.6,7522.7 5661.1,7652.0 6452.0,5309.4 6452.0,0.0 2343.2,0.0 2353.6,2810.4 0.0,2794.8 -0.0,4119.7 564.3,4171.4 -0.0,5913.0 2907.5,6831.3 2803.9,7314.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0020__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1508.0,6396.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9217237,46.147508]}},{"type":"Feature","properties":{"resourceCoords":[6596.0,412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9187282,46.1502174]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p21 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2048.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5603.2"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5600.0,7440.0 5596.0,7174.5 6452.0,7178.3 6452.0,2048.8 0.0,2082.4 -0.0,7652.0 478.3,7652.0 478.2,7443.7 5600.0,7440.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2204.0,7440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.917855,46.1467531]}},{"type":"Feature","properties":{"resourceCoords":[5600.0,7440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9159295,46.1463776]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p21 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"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":"2082.4"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,-0.0 0.0,-0.0 -0.0,1605.9 363.5,2080.5 514.2,2079.7 5347.1,1993.0 5237.2,1467.5 6452.0,1095.7 6452.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3612.0,1918.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9227124,46.1476892]}},{"type":"Feature","properties":{"resourceCoords":[1792.0,1922.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.923003,46.1468799]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0022/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0022/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3237.8,222.1 3222.9,713.1 4407.3,31.2 4736.3,12.2 4746.8,274.4 4981.8,335.2 5897.3,159.4 5895.3,478.5 6321.5,479.6 6317.8,2212.8 6070.5,2212.6 6032.9,7550.1 -0.0,7652.0 -0.0,3856.9 469.0,3523.7 397.0,297.5 3237.8,222.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.92280787767896,46.1478509514873]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91869970756171,46.14705765565453]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.92004816638259,46.14365821777914]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.92415633649983,46.14445151361191]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0023/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0023/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2184.8 248.0,2183.3 239.3,259.8 4816.9,235.9 4813.1,0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0 164.0,7536.7 -0.0,7538.3 -0.0,2184.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91893886924352,46.147087440948965]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91485101445578,46.14627634722969]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.9162297070555,46.14289367234235]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.92031756184325,46.14370476606163]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"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":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2836.7,4628.9 5494.4,4696.0 5586.8,5097.7 6026.1,5111.0 6130.5,4743.6 6093.3,300.5 -0.0,445.7 -0.0,7652.0 2054.8,7652.0 2062.0,4990.4 2730.3,5010.7 2836.7,4628.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1952.0,360.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9115078,46.1539675]}},{"type":"Feature","properties":{"resourceCoords":[5496.0,4696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9091278,46.1520028]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p3 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"2054.8"},{"label":"split_canvas_y","value":"4990.4"},{"label":"split_canvas_w","value":"4397.2"},{"label":"split_canvas_h","value":"2661.6"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2189.4,4994.3 2062.0,4990.4 2054.8,7652.0 3036.0,7652.0 3936.0,7652.0 6452.0,7652.0 6452.0,5366.2 5103.9,5351.1 5097.9,5202.6 2242.6,5179.8 2189.4,4994.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3246.0,5961.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9042146,46.141995]}},{"type":"Feature","properties":{"resourceCoords":[3246.0,6688.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9032998,46.1418408]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1686.7,7652.0 1745.4,7429.6 135.7,7392.1 56.3,0.0 6452.0,0.0 6452.0,7652.0 1686.7,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90885614328268,46.15537222409372]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90461712827425,46.15540893363291]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90455471976172,46.151901727750456]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90879373477014,46.15186501821126]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3663.4,7652.0 3346.8,7256.9 3220.3,6782.1 1660.6,6783.5 1675.4,7652.0 -0.0,7652.0 -0.0,5833.9 312.5,5746.8 -0.0,3878.6 -0.0,2692.2 2581.0,2043.1 2931.9,2688.8 3204.1,2508.6 3207.3,1918.2 4760.0,1526.1 4763.3,1756.4 6452.0,1287.8 6452.0,7652.0 3663.4,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4760.0,1528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9076488,46.1519769]}},{"type":"Feature","properties":{"resourceCoords":[6272.0,3632.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9070383,46.1508684]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p6","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"9"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,6099.3 6264.2,6098.2 6264.0,7422.0 3181.2,7380.2 3184.9,6624.7 269.7,6610.2 336.8,2015.0 3196.7,1265.9 2865.3,0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3200.0,4316.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9050437,46.1505325]}},{"type":"Feature","properties":{"resourceCoords":[6264.0,7424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9035591,46.1487967]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3390.7,1453.3 3636.2,1645.5 6062.6,1655.0 6074.6,6982.6 1275.9,7041.3 -0.0,7295.2 -0.0,1631.2 1581.0,1637.4 1572.4,751.7 3133.5,778.2 3390.7,1453.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91139255742824,46.150538504546574]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90727047870108,46.14979640266864]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90853197945046,46.14638562425992]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.91265405817762,46.14712772613785]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p8","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"23"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6973.5 -0.0,1693.0 294.2,1695.8 310.5,0.0 3214.4,0.0 3214.5,752.6 6285.4,779.1 6253.0,6935.3 -0.0,6973.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3220.0,2304.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.9058015,46.1484607]}},{"type":"Feature","properties":{"resourceCoords":[188.0,3840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.908024,46.1481159]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kelso, Washington | 1927 | sanborn09209_007 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T08:38:06Z","modified":"2026-09-23T08:38:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 65.0,7569.6 110.2,0.0 6452.0,0.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284km:g4284km_g092091927:09209_1927-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90341604725496,46.149403183449614]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.89930443973999,46.14867732729712]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90053829892014,46.14527514310678]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.90464990643511,46.14600099925927]}}]}}]}