{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08246_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lead, South-Dakota | 1909 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"16"},{"label":"placed","value":"9"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 6, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p11__2 (tier 1, 44.34821,-103.77474 +/-100m); p1__1 (tier 2, 44.34967,-103.76190 +/-100m); p1__2 (tier 1, 44.34559,-103.75832 +/-100m); p2__1 (tier 1, 44.35730,-103.75225 +/-100m); p2__2 (tier 2, 44.35281,-103.76286 +/-100m); p2__3 (tier 1, 44.35713,-103.75112 +/-100m); p4__2 (tier 1, 44.34961,-103.76003 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p10","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"23"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0010/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3535.8,6527.3 2864.1,7305.7 1815.1,6665.4 954.8,3483.6 428.3,570.5 1623.1,849.5 1650.9,248.5 6512.0,899.9 6512.0,7708.0 5339.0,7708.0 4767.0,6491.4 3535.8,6527.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4188.0,636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.770195,44.350079]}},{"type":"Feature","properties":{"resourceCoords":[564.0,1728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.771507,44.351471]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p11 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"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":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0011__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0011/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 0.0,2429.2 1267.2,2433.2 1266.4,3597.2 0.0,3611.2 -0.0,7708.0 5095.4,7708.0 6512.0,7128.8 6509.5,5793.3 5749.1,5078.0 6512.0,4026.2 5125.1,3370.2 4778.0,0.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[560.0,6788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.7768267,44.3482808]}},{"type":"Feature","properties":{"resourceCoords":[3648.0,2564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.7760843,44.3504066]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"839.9,5282.1 1305.8,2477.5 421.5,1686.5 300.6,1433.5 1231.7,0.0 6512.0,0.0 6512.0,7708.0 5740.3,7708.0 5758.6,7298.2 5615.9,7186.3 478.1,7085.6 456.0,5292.0 839.9,5282.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[456.0,5292.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.762863,44.350185]}},{"type":"Feature","properties":{"resourceCoords":[1856.0,7112.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.761513,44.349781]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p4 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"28"},{"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":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0004__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0004/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4522.8,7708.0 4524.8,5869.6 6512.0,5831.2 6512.0,-0.0 -0.0,0.0 -0.0,749.5 737.9,685.8 803.4,1445.0 398.7,1461.8 300.7,1611.6 619.5,6676.1 264.1,6716.2 204.6,7519.9 2.4,7708.0 4522.8,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2256.0,5224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.760994,44.349083]}},{"type":"Feature","properties":{"resourceCoords":[4324.0,3864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.759636,44.34848]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"4"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0005/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4829.7,6763.2 648.8,7509.4 1016.6,7346.9 -0.0,7432.7 0.0,0.0 6512.0,0.0 6511.7,7631.1 4829.7,6763.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3292.0,7064.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.766167,44.352013]}},{"type":"Feature","properties":{"resourceCoords":[328.0,7412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.768036,44.351933]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0006/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6187.5 112.2,5804.8 -0.0,5781.7 -0.0,4047.0 509.0,2611.6 -0.0,2475.5 -0.0,0.0 4133.8,1002.4 5492.8,2702.6 6512.0,3350.1 6512.0,6226.7 6128.4,6298.5 6376.4,7708.0 5467.7,7708.0 5336.6,7515.6 5351.9,7708.0 -0.0,7708.0 -0.0,6187.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76783857672866,44.35188041478889]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76401703145267,44.35290722651956]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76232925925437,44.34964982998258]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76615080453037,44.34862301825191]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0007/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7664.4 -0.0,6463.1 326.8,5929.8 421.6,5475.3 854.3,5038.8 550.3,4307.9 -0.0,4543.9 -0.0,-0.0 6512.0,0.0 6512.0,1758.6 5691.6,7017.8 3050.5,6776.1 -0.0,7664.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.77213407949156,44.354768594897955]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76816174630555,44.35504917351898]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.76770053940004,44.35166339089429]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.77167287258605,44.351382812273265]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p8","metadata":[{"label":"streets","value":"14"},{"label":"intersections","value":"25"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0008/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 -0.0,6834.5 811.8,6645.0 1068.0,6811.6 580.9,1796.5 -0.0,1904.1 -0.0,699.1 1585.7,270.6 5167.5,481.4 4784.4,594.9 5475.6,2967.1 5998.1,2954.0 5916.7,4481.1 6398.7,6135.3 6512.0,6125.8 6512.0,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3044.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.7689458,44.3519284]}},{"type":"Feature","properties":{"resourceCoords":[936.0,5648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-103.770035,44.34948]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lead, South-Dakota | 1909 | sanborn08246_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T14:22:27Z","modified":"2026-09-22T14:22:27Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0009/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5260.4,7708.0 1921.2,7708.0 655.7,7708.0 -0.0,7708.0 0.0,0.0 2915.9,-0.0 3227.6,-0.0 3690.5,-0.0 5741.4,1758.3 6005.2,6476.3 5260.4,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184lm:g082461909:08246_1909-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.7724033778524,44.35405948721409]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.77047660687786,44.35147017425289]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.77473275105639,44.34982787257199]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-103.77665952203093,44.35241718553319]}}]}}]}