{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00984_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Delta, Colorado | 1919 | 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":"10"},{"label":"placed","value":"6"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 3, georef-snap 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 38.74218,-108.07194 +/-378m); p1__2 (tier 4, 38.74218,-108.07194 +/-378m); p1__3 (tier 4, 38.74218,-108.07194 +/-378m); p1__6 (tier 4, 38.74218,-108.07194 +/-378m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p1 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.60"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3682.0"},{"label":"split_canvas_w","value":"1414.0"},{"label":"split_canvas_h","value":"2574.0"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.9,936.7 23.0,936.0 8.0,1013.5 9.9,1472.3 23.2,1543.1 334.4,1518.3 326.4,967.7 338.2,968.1 338.2,967.6 338.1,963.5 79.9,963.5 79.9,936.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,920.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-108.07489033401419,38.74308916348329]}},{"type":"Feature","properties":{"resourceCoords":[353.5,920.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-108.07488055223065,38.74241418226623]}},{"type":"Feature","properties":{"resourceCoords":[353.5,1564.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-108.07645725231394,38.742400323458945]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1564.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-108.07646703409748,38.743075304676005]}},{"type":"Feature","properties":{"resourceCoords":[79.9,963.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.0749934,38.7429357]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p1 [5]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1350.0"},{"label":"split_canvas_y","value":"3682.0"},{"label":"split_canvas_w","value":"5102.0"},{"label":"split_canvas_h","value":"3970.0"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1558.0,1855.0 1562.4,962.4 878.6,960.5 344.7,977.2 370.2,984.0 397.4,1481.1 424.3,1551.5 473.8,1563.7 503.1,1563.7 503.1,1564.0 503.2,1564.0 503.3,1571.0 514.9,1573.8 573.2,1868.5 1405.1,1909.6 1558.0,1855.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0001__5/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[869.3,1534.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.07362260141818,38.74427829332656]}},{"type":"Feature","properties":{"resourceCoords":[1536.0,964.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.07218818923069,38.743009907669645]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.8,1858.5 856.0,1864.0 316.9,1886.8 60.4,1821.3 132.3,97.4 288.1,27.4 945.4,16.5 1411.7,32.9 1535.7,83.2 1540.0,761.0 1544.6,1032.7 1543.4,1281.5 1546.8,1858.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[856.0,1864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.0722037,38.7442777]}},{"type":"Feature","properties":{"resourceCoords":[1540.0,761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.0694961,38.7429822]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1595.4,1386.5 1469.0,1805.2 1226.3,1844.9 291.1,1812.1 291.0,1807.5 30.6,1807.0 30.7,1780.0 44.6,1780.2 47.4,1552.3 31.1,1558.2 32.8,649.1 33.9,67.5 717.7,69.5 717.5,121.8 777.1,122.6 1409.9,117.7 1412.5,367.5 1411.9,655.3 1426.5,655.3 1479.6,1167.2 1559.8,1167.2 1595.4,1386.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1406.0,1827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.07499987671417,38.74033085097617]}},{"type":"Feature","properties":{"resourceCoords":[52.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.07215443659788,38.74292307794915]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"772.3,1843.7 712.4,1842.9 712.5,1790.3 25.0,1788.5 28.1,1536.3 25.4,1261.0 26.1,573.9 43.4,581.1 35.0,101.0 93.0,37.2 579.5,93.3 1482.5,54.2 1593.3,363.6 1551.8,942.1 1504.3,942.1 1424.9,1259.7 1410.8,1259.7 1412.2,1740.2 1408.7,1838.5 772.3,1843.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[712.0,665.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.06803694981863,38.74170294341124]}},{"type":"Feature","properties":{"resourceCoords":[1408.0,665.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.06801645734762,38.74039221623141]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Delta, Colorado | 1919 | sanborn00984_006 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:22:28Z","modified":"2026-10-19T01:22:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"171.8,1912.0 161.3,1846.7 1515.1,1885.5 1571.9,1837.2 1553.1,61.5 164.2,22.2 165.7,1.0 119.1,1.0 41.3,311.0 27.5,311.0 28.4,781.7 24.8,878.0 27.2,1124.2 26.4,1407.6 40.8,1407.6 92.8,1912.0 157.2,1912.0 171.8,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314dm:g009841919:00984_1919-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[705.0,311.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.0694303,38.7390707]}},{"type":"Feature","properties":{"resourceCoords":[1392.0,311.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-108.0694081,38.73775]}}]}}]}