{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05194_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hartington, Nebraska | 1909 | 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":"4"},{"label":"placed","value":"4"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1909 | sanborn05194_003 p1","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"}],"created":"2026-09-23T18:41:55Z","modified":"2026-09-23T18:41:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,1550.2 23.5,324.2 27.9,-0.0 1613.0,-0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1058.0,1140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.264701,42.6175655]}},{"type":"Feature","properties":{"resourceCoords":[545.0,598.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2633048,42.6185602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1909 | sanborn05194_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T18:41:55Z","modified":"2026-09-23T18:41:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1604.0,1913.0 -0.0,1913.0 26.5,1656.4 -0.0,0.0 1597.3,-0.0 1604.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26172371394564,42.622637976465704]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26176772140191,42.61953384986681]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26673568729093,42.61957252646703]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26669167983466,42.62267665306592]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1909 | sanborn05194_003 p3 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T18:41:55Z","modified":"2026-09-23T18:41:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,843.0 1613.0,652.0 1613.0,-0.0 557.3,0.0 551.9,1163.6 0.0,1617.0 -0.0,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[530.0,1698.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2660044,42.6246414]}},{"type":"Feature","properties":{"resourceCoords":[1060.0,595.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2632411,42.623634]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1909 | sanborn05194_003 p3 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2229.2"},{"label":"split_canvas_h","value":"6468.0"}],"created":"2026-09-23T18:41:55Z","modified":"2026-09-23T18:41:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 -0.0,1617.0 551.9,1163.6 557.3,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941909:05194_1909-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[526.3,1120.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2591653,42.6225759]}},{"type":"Feature","properties":{"resourceCoords":[526.3,39.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2591393,42.6246048]}}]}}]}