{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08236_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hartford, South-Dakota | 1917 | 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"},{"label":"pages","value":"5"},{"label":"placed","value":"4"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p2__1 (tier 2, 43.62251,-96.94405 +/-120m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartford, South-Dakota | 1917 | sanborn08236_005 p1 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"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":"2026-09-21T12:48:43Z","modified":"2026-09-21T12:48:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7442.0 6512.0,0.0 2459.6,0.0 2461.2,5048.0 1737.6,5042.8 0.0,5057.6 -0.0,7416.6 6512.0,7442.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3416.0,5072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.9456859,43.624123]}},{"type":"Feature","properties":{"resourceCoords":[3416.0,7416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.9456786,43.6230553]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartford, South-Dakota | 1917 | sanborn08236_005 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2461.2"},{"label":"split_canvas_h","value":"5057.6"}],"created":"2026-09-21T12:48:43Z","modified":"2026-09-21T12:48:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2373.2,176.1 248.1,176.1 264.8,2301.5 463.0,2300.2 486.7,5053.5 1737.6,5042.8 2461.0,5048.0 2373.2,176.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[248.1,176.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.9441517,43.6230515]}},{"type":"Feature","properties":{"resourceCoords":[2373.2,176.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.942651,43.6230478]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartford, South-Dakota | 1917 | sanborn08236_005 p2 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"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":"2026-09-21T12:48:43Z","modified":"2026-09-21T12:48:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6512.0,7708.0 6512.0,2524.5 6296.9,2524.1 6298.6,217.1 1025.0,198.0 1035.6,1382.8 0.0,1382.0 0.0,6037.6 1845.6,6041.2 1841.6,7708.0 6512.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1584.0,2520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.947212,43.6219542]}},{"type":"Feature","properties":{"resourceCoords":[3952.0,2520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.945671,43.62196]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartford, South-Dakota | 1917 | sanborn08236_005 p2 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6037.6"},{"label":"split_canvas_w","value":"1845.6"},{"label":"split_canvas_h","value":"1670.4"}],"created":"2026-09-21T12:48:43Z","modified":"2026-09-21T12:48:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1841.6,7708.0 1845.6,6041.2 0.0,6037.6 -0.0,6159.9 304.3,6161.5 308.5,7708.0 1841.6,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184hm:g082361917:08236_1917-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,6037.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.94284898813503,43.623105989172316]}},{"type":"Feature","properties":{"resourceCoords":[1845.6,6037.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.94164897245976,43.623107656442535]}},{"type":"Feature","properties":{"resourceCoords":[1845.6,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.9416468858548,43.62231933491386]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.94284690153006,43.62231766764364]}},{"type":"Feature","properties":{"resourceCoords":[304.3,6161.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.942651,43.6230478]}}]}}]}