{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09315_008.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Seattle, Washington | 1905 | key map | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Seattle, Washington | 1905 | sanborn09315_008 p0a","metadata":[{"label":"streets","value":"127"},{"label":"intersections","value":"861"}],"created":"2026-09-21T08:03:23Z","modified":"2026-09-21T08:03:23Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000a/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000a/info.json","type":"ImageService2","height":8388,"width":5840},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,8388.0 0.0,-0.0 5840.0,0.0 5840.0,214.9 5816.3,214.9 5815.8,139.5 5662.4,139.1 5663.3,415.1 5840.0,416.1 5840.0,516.6 5819.9,523.5 5822.5,617.2 5664.0,616.9 5665.3,1021.1 5824.2,1021.5 5826.8,1908.0 5840.0,1948.2 5840.0,2366.3 5822.4,2453.4 5824.6,2930.2 5723.9,3044.2 5722.8,3134.8 5709.9,3166.5 5708.1,3349.8 5786.3,3350.2 5764.9,3432.4 5707.4,3504.4 5706.2,3648.5 5821.8,3649.3 5826.8,4243.1 5820.3,4615.9 5800.6,4587.3 5705.0,4586.9 5703.1,4980.5 5678.3,4984.1 5678.3,4994.7 5721.2,5003.5 5819.1,5004.1 5819.7,5748.5 5707.6,5748.5 5706.6,6100.0 5825.3,6101.0 5840.0,7606.8 5644.6,7636.3 5613.5,7655.5 5759.1,7667.2 5781.7,7755.1 5613.8,7755.6 5613.5,7961.2 5705.0,7966.1 5738.5,8003.5 5740.3,8314.0 5689.2,8314.0 5689.4,8388.0 -0.0,8388.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3855.0,7515.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.3675377,47.6443152]}},{"type":"Feature","properties":{"resourceCoords":[3016.0,3445.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.3761978,47.6730943]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Seattle, Washington | 1905 | sanborn09315_008 p0b","metadata":[{"label":"streets","value":"153"},{"label":"intersections","value":"980"}],"created":"2026-09-21T08:03:23Z","modified":"2026-09-21T08:03:23Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000b/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000b/info.json","type":"ImageService2","height":8388,"width":5880},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.6,8303.3 49.9,7993.3 30.7,7963.9 0.0,7953.4 0.0,7746.2 93.5,7745.0 71.4,7657.5 0.0,7655.9 0.0,7619.9 153.5,7596.2 142.1,6093.8 24.5,6094.0 26.2,5753.5 26.6,5743.1 137.7,5742.1 139.5,4999.2 42.5,4999.5 0.0,4991.2 0.0,4980.6 24.6,4976.8 27.8,4583.9 122.5,4583.4 142.0,4611.8 151.7,3734.3 146.6,3647.1 32.1,3647.4 33.7,3503.6 90.9,3431.2 112.3,3348.9 34.9,3349.3 37.2,3166.3 50.2,3134.6 51.5,3044.1 151.7,2929.4 152.9,2436.0 187.0,2321.6 252.6,2226.2 238.0,2208.4 235.1,2036.9 168.7,1947.5 157.5,1917.8 157.5,1024.6 0.0,1025.7 0.0,622.3 157.1,621.1 159.3,521.5 406.5,518.9 406.4,507.7 405.6,419.4 0.0,420.9 0.0,145.5 152.0,144.4 152.3,219.6 175.7,219.4 176.4,4.9 5880.0,0.0 5880.0,8388.0 0.0,8388.0 0.0,8303.7 50.6,8303.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd428m:g4284m:g4284sm:g4284sm_g09315190504:09315_04_1905-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2502.4,4164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.3228799,47.6678703]}},{"type":"Feature","properties":{"resourceCoords":[3536.6,2636.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.3119978,47.6786874]}}]}}]}