{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05194_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hartington, Nebraska | 1920 | 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":"7"},{"label":"placed","value":"7"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 7"},{"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:g051941920:05194_1920-0001__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 | 1920 | sanborn05194_004 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"19"},{"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":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1913.0 1613.0,1913.0 1613.0,1264.4 919.0,1273.4 925.5,75.7 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[711.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.264701,42.6175655]}},{"type":"Feature","properties":{"resourceCoords":[1587.0,808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2619717,42.6161253]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001__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 | 1920 | sanborn05194_004 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3676.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2776.0"},{"label":"split_canvas_h","value":"5093.6"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1526.8,717.9 1599.3,193.7 1433.3,169.8 1457.0,-0.0 925.9,0.0 922.5,631.6 1526.8,717.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[919.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26436609873456,42.62498943591014]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26412966121951,42.62366499461838]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1273.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26743074215405,42.6233458182033]}},{"type":"Feature","properties":{"resourceCoords":[919.0,1273.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.26766717966909,42.624670259495055]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.264623,42.6246365]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.264623,42.6246365]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1920 | sanborn05194_004 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1579.3,1883.5 -0.0,1885.5 -0.0,0.0 1613.0,0.0 1613.0,116.3 1573.6,122.0 1579.3,1883.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1030.0,766.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2673802,42.6236564]}},{"type":"Feature","properties":{"resourceCoords":[1030.0,1324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2673957,42.6226289]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1920 | sanborn05194_004 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.5,163.3 562.5,162.7 563.1,0.0 1550.4,0.0 1555.1,165.0 1582.0,165.4 1613.0,1913.0 1583.8,1913.0 1581.9,1704.2 49.3,1703.4 49.5,163.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[563.0,682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2646465,42.6226119]}},{"type":"Feature","properties":{"resourceCoords":[1078.0,682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2632564,42.6226036]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1920 | sanborn05194_004 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 28.6,579.9 -0.0,578.6 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[564.0,594.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2605275,42.6236148]}},{"type":"Feature","properties":{"resourceCoords":[1068.0,1710.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2591903,42.6215492]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1920 | sanborn05194_004 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 0.5,46.9 1562.0,45.0 1562.9,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1562.0,1663.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.266082,42.6185743]}},{"type":"Feature","properties":{"resourceCoords":[1562.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2660369,42.6215875]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hartington, Nebraska | 1920 | sanborn05194_004 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"17"}],"created":"2026-09-22T06:37:45Z","modified":"2026-09-22T06:37:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.2,225.9 1588.3,232.6 1613.0,1913.0 1085.0,1913.0 1085.2,1738.2 -0.0,1754.0 -0.0,1466.4 62.5,1466.8 69.2,225.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051941920:05194_1920-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1084.0,1237.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.2633048,42.6185602]}},{"type":"Feature","properties":{"resourceCoords":[573.0,1237.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.264695,42.6185645]}}]}}]}