{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09776_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Riverton, Wyoming | 1918 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"7"},{"label":"placed","value":"4"},{"label":"unplaced","value":"3"},{"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":"p1__1 (tier 4, 43.02463,-108.38636 +/-246m); p1__3 (tier 4, 43.02463,-108.38636 +/-246m); p2__2 (tier 1, 43.01971,-108.38543 +/-153m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Riverton, Wyoming | 1918 | sanborn09776_001 p1 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T06:17:01Z","modified":"2026-10-19T06:17:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"38.9,1887.6 623.1,1894.1 623.7,1841.3 1197.7,1847.7 1197.5,1872.9 1546.6,1868.1 1619.7,1822.2 1612.6,990.3 1487.0,922.2 1014.9,907.2 912.8,907.2 832.5,907.2 826.2,901.2 811.7,69.2 544.1,89.0 477.5,413.3 477.5,427.0 474.7,427.0 474.1,430.0 117.2,427.0 41.0,489.3 40.9,982.9 36.5,1561.5 39.4,1834.7 38.9,1887.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[634.0,1281.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3848745,43.0257335]}},{"type":"Feature","properties":{"resourceCoords":[634.0,128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3849013,43.0278276]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Riverton, Wyoming | 1918 | sanborn09776_001 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.87"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T06:17:01Z","modified":"2026-10-19T06:17:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.0,1886.9 449.6,1884.1 608.2,1862.5 1604.6,1858.2 1604.7,1851.8 1599.8,1578.2 1599.9,998.5 1596.3,504.1 1611.5,489.0 1579.6,467.1 1547.0,38.7 1189.8,60.4 801.7,684.5 578.0,907.3 295.7,720.7 109.7,727.8 34.2,1241.0 48.0,1813.9 114.8,1866.2 108.0,1886.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[440.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3892331,43.0267747]}},{"type":"Feature","properties":{"resourceCoords":[1012.0,1856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3878088,43.024708]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Riverton, Wyoming | 1918 | sanborn09776_001 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:17:01Z","modified":"2026-10-19T06:17:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.3,22.1 20.3,296.3 47.1,1877.4 77.0,1825.8 135.7,1900.1 1310.2,1915.0 1509.8,1894.0 1520.1,1884.1 1592.8,1894.9 1589.2,1464.7 1592.3,1177.6 1592.6,605.0 1597.2,46.3 1597.5,1.0 600.5,1.0 450.4,20.8 111.3,22.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[441.0,1175.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3892089,43.0225471]}},{"type":"Feature","properties":{"resourceCoords":[1014.0,606.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3877867,43.0235928]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Riverton, Wyoming | 1918 | sanborn09776_001 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:17:01Z","modified":"2026-10-19T06:17:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"637.4,53.6 637.6,1.8 1201.2,4.0 1201.3,28.7 1544.0,21.5 1600.6,92.6 1556.7,180.0 1621.5,559.3 1611.5,1893.8 240.4,1905.6 67.2,1876.4 61.9,1451.8 63.7,1168.3 61.5,603.0 63.6,51.5 637.4,53.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd426m:g4264m:g4264rm:g097761918:09776_1918-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[636.0,607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3848879,43.0235962]}},{"type":"Feature","properties":{"resourceCoords":[636.0,1729.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.3848821,43.0215207]}}]}}]}