{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08235_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Groton, South-Dakota | 1910 | 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":"6"},{"label":"placed","value":"4"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 4, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 45.44445,-98.09516 +/-100m)"},{"label":"withheld","value":"p1__2 (17.7 km from the catalogue location)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Groton, South-Dakota | 1910 | sanborn08235_006 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-23T22:12:43Z","modified":"2026-09-23T22:12:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5963.3,397.1 5970.9,5987.9 6512.0,6129.4 6512.0,7708.0 -0.0,7708.0 -0.0,411.3 5963.3,397.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3796.0,2584.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0972442,45.4462599]}},{"type":"Feature","properties":{"resourceCoords":[3796.0,5404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0972434,45.444958]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Groton, South-Dakota | 1910 | sanborn08235_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T22:12:43Z","modified":"2026-09-23T22:12:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"610.7,5756.6 543.2,97.3 6512.0,0.0 6512.0,7708.0 -0.0,7708.0 -0.0,7504.5 1181.5,7492.0 1164.6,5894.1 610.7,5756.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.0961663699014,45.44731721472808]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.09196181427016,45.447287113755955]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.09201224237344,45.44377084048623]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.09621679800468,45.443800941458356]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Groton, South-Dakota | 1910 | sanborn08235_006 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-23T22:12:43Z","modified":"2026-09-23T22:12:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0004/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 0.0,-0.0 6373.0,0.0 6369.6,7263.7 2537.7,7269.6 2536.7,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4116.0,684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.09873,45.450272]}},{"type":"Feature","properties":{"resourceCoords":[4116.0,7268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0987182,45.4472653]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Groton, South-Dakota | 1910 | sanborn08235_006 p5","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"12"}],"created":"2026-09-23T22:12:43Z","modified":"2026-09-23T22:12:43Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0005/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"324.3,0.0 6512.0,0.0 6512.0,7274.6 262.5,7232.6 324.3,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184gm:g082351910:08235_1910-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4468.0,2860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.094538,45.4492887]}},{"type":"Feature","properties":{"resourceCoords":[2460.0,7256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.0958163,45.4472703]}}]}}]}