{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08279_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Yankton, South-Dakota | 1912 | 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":"22"},{"label":"placed","value":"13"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef 8, georef-snap 3, snap:0 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p10__3 (tier 1, 42.86763,-97.39242 +/-127m); p11__1 (tier 1, 42.87739,-97.39359 +/-100m); p11__2 (tier 1, 42.87585,-97.38256 +/-112m); p12__1 (tier 4, 42.87315,-97.39296 +/-1162m); p12__2 (tier 4, 42.87315,-97.39296 +/-1162m); p12__3 (tier 4, 42.87315,-97.39296 +/-1162m); p13__1 (tier 1, 42.87631,-97.39091 +/-233m); p13__2 (tier 1, 42.87681,-97.39107 +/-125m); p1__2 (tier 2, 42.87159,-97.39293 +/-182m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p10 [1]","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":"6512.0"},{"label":"split_canvas_h","value":"4502.0"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,677.0 0.0,2371.6 2446.4,3825.2 4063.6,4354.4 4063.6,4502.0 4514.4,4501.6 6512.0,4500.0 6512.0,1503.6 5523.0,0.0 4403.3,0.0 -0.0,677.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__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":[-97.39571457044669,42.867814735511416]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39148367968555,42.86819493347775]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,4502.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39112442692601,42.866052982786556]}},{"type":"Feature","properties":{"resourceCoords":[0.0,4502.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39535531768715,42.86567278482022]}},{"type":"Feature","properties":{"resourceCoords":[5048.0,2486.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3922364,42.8669262]}},{"type":"Feature","properties":{"resourceCoords":[5048.0,2486.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3921422,42.8669279]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p10 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2371.6"},{"label":"split_canvas_w","value":"4065.2"},{"label":"split_canvas_h","value":"5336.4"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7361.3 3934.8,7390.9 3947.2,5548.8 4064.1,5550.0 4063.6,4502.0 4063.6,4354.4 2446.4,3825.2 0.0,2371.6 -0.0,7361.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,2371.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39476995489555,42.87623476040523]}},{"type":"Feature","properties":{"resourceCoords":[4065.2,2371.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39205127766209,42.87621462082972]}},{"type":"Feature","properties":{"resourceCoords":[4065.2,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39208713553337,42.87357829809789]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39480581276683,42.8735984376734]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0011__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p11 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1751.6"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"5956.4"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0011__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0011/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,2119.2 3239.2,2128.4 2814.4,1751.6 0.0,1823.2 -0.0,7708.0 6512.0,7708.0 6512.0,2119.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0011__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1648.0,3206.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3919039,42.881635]}},{"type":"Feature","properties":{"resourceCoords":[6308.0,3206.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3887031,42.8816184]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0013__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p13 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"3502.8"},{"label":"split_canvas_y","value":"5727.2"},{"label":"split_canvas_w","value":"3009.2"},{"label":"split_canvas_h","value":"1980.8"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0013__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0013/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,5779.6 3536.8,5727.2 3516.8,6894.5 3591.5,6902.0 3513.9,7708.0 6512.0,7708.0 6512.0,5779.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0013__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3502.8,5727.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39226189983296,42.87678177157386]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,5727.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39028336149664,42.87691363494685]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39016566615038,42.87595183940475]}},{"type":"Feature","properties":{"resourceCoords":[3502.8,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.3921442044867,42.87581997603176]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,1366.0 4988.4,1346.4 4601.6,1340.8 4601.6,1008.0 4601.2,0.0 -0.0,-0.0 -0.0,7708.0 6512.0,7708.0 6512.0,1366.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1568.0,5744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3967382,42.8825136]}},{"type":"Feature","properties":{"resourceCoords":[1568.0,6380.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3967351,42.8822167]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 -0.0,-0.0 6384.9,0.0 6390.1,7356.6 142.0,7375.5 142.0,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4060.0,4612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.398578,42.8725005]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,4612.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.4001418,42.872524]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6141.3,7348.7 51.3,7299.8 132.2,0.0 3517.6,0.0 3515.4,1878.0 3985.2,1882.2 6207.0,1901.4 6141.3,7348.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39709015558915,42.87469060573421]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39283415871186,42.874662777127384]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39287879011657,42.87094479893643]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39713478699386,42.87097262754325]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0004/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7352.1 -0.0,1894.3 1320.1,0.0 6512.0,0.0 6512.0,14.4 6306.6,7342.7 -0.0,7352.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1536.0,4624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3920728,42.8724176]}},{"type":"Feature","properties":{"resourceCoords":[3892.0,7348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3905624,42.8710828]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0005/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7381.6 157.5,7324.3 158.2,0.0 6512.0,0.0 6512.0,7381.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38900218038796,42.87458984100811]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38475276458729,42.87453937750321]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38483369762388,42.87082714275108]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38908311342455,42.87087760625598]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0006/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"386.7,7539.6 400.4,5473.1 203.1,5471.4 259.7,142.1 6512.0,260.8 6512.0,7708.0 -0.0,7708.0 -0.0,7537.0 386.7,7539.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4896.0,2880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3859052,42.8697128]}},{"type":"Feature","properties":{"resourceCoords":[2616.0,180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3874098,42.8710355]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0007/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1312.0,146.5 1312.6,0.0 1532.8,0.0 1533.4,147.3 6331.6,180.2 6309.8,5604.3 6512.0,5604.7 6512.0,7708.0 1560.4,7708.0 1555.9,6350.0 436.3,6501.1 450.5,143.2 1312.0,146.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39308180573654,42.87118700197518]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38885775371799,42.871146369841235]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.38892291570156,42.86745609067415]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.39314696772011,42.8674967228081]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p8","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0008/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,114.8 6512.0,126.8 6512.0,7708.0 -0.0,7708.0 155.6,7626.3 166.9,5567.0 -0.0,5567.0 -0.0,114.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2648.0,2844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.395359,42.8698342]}},{"type":"Feature","properties":{"resourceCoords":[5016.0,124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3937746,42.8711279]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Yankton, South-Dakota | 1912 | sanborn08279_006 p9","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-23T05:21:25Z","modified":"2026-09-23T05:21:25Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0009/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 -0.0,105.9 6312.2,85.8 6342.6,5619.0 6512.0,5618.1 6512.0,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184ym:g082791912:08279_1912-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1540.0,2844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.4002023,42.869906]}},{"type":"Feature","properties":{"resourceCoords":[6280.0,2844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.397131,42.8698595]}}]}}]}