{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05015_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Havre, Montana | 1920 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"26"},{"label":"placed","value":"21"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 12, georef 9"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p16__1 (tier 1, 48.54466,-109.68372 +/-100m); p19__2 (tier 1, 48.55111,-109.66077 +/-100m); p19__3 (tier 1, 48.55188,-109.66207 +/-100m); p19__4 (tier 1, 48.55150,-109.66114 +/-168m); p8__2 (tier 1, 48.55018,-109.66867 +/-110m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p10","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"131.7,94.0 132.0,109.5 136.7,408.6 154.7,1550.0 159.1,1832.0 885.0,1813.0 1191.8,1810.9 1477.1,1805.0 1466.0,1279.0 1466.7,693.7 1448.0,148.2 1324.8,30.4 125.2,55.8 116.6,1.0 108.7,1.0 127.7,94.1 131.7,94.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[875.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6818886,48.550712]}},{"type":"Feature","properties":{"resourceCoords":[1466.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6801,48.551617]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.3,1234.8 170.3,1234.9 173.1,72.0 897.9,66.2 1204.1,69.7 1489.0,68.9 1496.5,654.2 1488.0,1239.4 1484.3,1825.1 1484.4,1832.1 470.4,1831.8 470.4,1885.0 59.5,1839.2 71.1,1576.7 113.3,1576.6 162.3,1234.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[894.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67570057826495,48.55011761762844]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67547606723447,48.55118741196024]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p12 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4363.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3288.8"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1544.2,1902.8 1491.7,1480.8 1446.6,1183.2 1205.8,1189.0 89.6,1173.3 4.8,1172.1 1.1,1519.1 36.2,1519.5 94.1,1904.0 245.5,1906.7 1544.2,1902.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1493.0,1501.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.66567494199342,48.548628015540444]}},{"type":"Feature","properties":{"resourceCoords":[627.0,1898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.66818112154702,48.548116088285624]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p12 [2]","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":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4363.2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.4,1084.4 601.3,1089.5 869.9,1000.3 1077.1,1001.0 1088.2,1080.8 1214.5,1085.5 1191.0,1022.2 1291.5,1000.8 1612.0,1002.9 1612.0,659.2 1428.8,658.1 1524.1,185.1 990.2,77.5 527.0,80.8 1.0,83.9 1.0,1089.8 52.8,1089.8 53.4,1084.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[15.0,153.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67382866593087,48.55090629306463]}},{"type":"Feature","properties":{"resourceCoords":[996.0,61.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67108995360722,48.55082499429575]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"812.9,1906.2 813.6,1900.8 1282.8,1883.9 1290.7,1901.9 1387.8,1902.6 1465.8,1857.9 1456.1,1359.1 1454.1,826.7 1454.0,295.6 1612.0,294.6 1612.0,286.8 1612.0,219.8 1582.9,217.7 1582.2,78.3 1530.7,49.2 430.7,47.2 426.6,1.0 383.5,1.0 387.8,303.7 1.0,302.1 1.0,332.2 65.4,334.9 36.0,1838.5 38.4,1885.8 1.0,1888.1 1.0,1912.0 118.9,1912.0 391.2,1905.4 812.9,1906.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1471.0,1371.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.66420064609635,48.546674619691956]}},{"type":"Feature","properties":{"resourceCoords":[1471.0,315.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6612663567273,48.5466653355244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1567.5,169.8 1560.8,169.7 1585.0,259.5 1588.9,259.5 1591.2,559.1 1599.2,1646.3 1601.2,1912.0 1071.5,1912.0 22.2,1912.0 52.2,1411.6 11.2,1412.3 4.7,875.7 55.9,875.3 40.4,406.3 48.8,152.5 193.4,24.2 1554.0,28.0 1575.1,169.8 1567.5,169.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1070.0,253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.68413735680079,48.54856751857406]}},{"type":"Feature","properties":{"resourceCoords":[677.0,1898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67959698503722,48.54735875994374]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p15","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.1,1771.9 100.8,113.0 103.8,113.0 1269.6,118.1 1269.4,126.2 1612.0,175.9 1612.0,218.3 1589.5,217.2 1594.2,1725.2 1612.0,1728.7 1612.0,1781.4 1260.2,1779.5 202.2,1783.5 202.4,1912.0 187.7,1912.0 186.2,1783.7 91.9,1784.2 92.1,1772.7 82.1,1772.0 81.1,1771.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[679.0,1225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6780004,48.5469543]}},{"type":"Feature","properties":{"resourceCoords":[679.0,1781.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.678208,48.54595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0016__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p16 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.98"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0016__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,40.1 1.0,40.3 56.5,49.2 9.3,311.1 48.1,1372.9 331.5,1388.3 402.0,1387.6 402.0,1392.2 404.0,1392.2 448.9,1889.7 1524.2,1894.1 1612.0,1817.9 1612.0,93.7 1518.8,94.1 1519.0,82.6 979.1,43.2 979.4,86.5 412.0,86.0 412.3,31.9 1.0,40.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0016__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[412.0,1199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6832186,48.5443755]}},{"type":"Feature","properties":{"resourceCoords":[412.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6828092,48.5463735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p17","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,73.6 1.0,1802.7 70.0,1885.7 1017.8,1846.8 1278.2,1900.8 1567.3,1891.5 1587.7,1821.7 1612.0,1818.4 1612.0,61.9 1406.8,21.1 1405.7,73.4 1055.0,71.0 1.0,73.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1055.0,1180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6770324,48.5437996]}},{"type":"Feature","properties":{"resourceCoords":[1055.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6766214,48.5458091]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p18 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.52"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3813.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3838.8"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,971.3 1.0,1035.7 231.4,1035.2 235.4,1293.7 249.6,1912.0 323.1,1912.0 326.2,1905.7 1561.1,1894.2 1572.5,1724.5 1505.9,1689.2 1493.4,1561.4 1564.3,1527.3 1577.4,1029.2 1411.5,973.6 1367.0,975.3 1366.7,953.3 1348.6,953.3 808.5,953.8 230.5,966.3 1.0,971.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[809.0,975.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6752402,48.5446708]}},{"type":"Feature","properties":{"resourceCoords":[1367.0,975.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6750054,48.5456568]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p18 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"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":"6452.0"},{"label":"split_canvas_h","value":"3813.2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1522.1,832.5 1510.0,245.4 1506.9,1.0 902.0,1.0 903.0,6.9 34.4,54.8 35.0,525.5 99.0,798.0 56.1,848.1 107.9,948.7 1534.5,951.8 1591.8,832.6 1522.1,832.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0018__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[417.0,25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67572896918685,48.5415954360528]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67524299291621,48.543669383351585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p19 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.88"},{"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":"6452.0"},{"label":"split_canvas_h","value":"6997.2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.4,1023.0 144.6,1023.4 138.0,1413.2 443.3,1412.8 442.8,1456.0 1000.2,1412.9 1137.5,1475.0 1178.0,1475.0 1280.8,1539.8 1448.3,1615.6 1544.2,1616.3 1589.2,1520.8 1561.6,1284.7 1143.4,1023.2 1038.2,358.7 957.7,276.9 382.9,242.9 214.4,108.8 57.2,402.5 136.5,631.7 114.4,1023.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[138.0,331.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6612444,48.5506375]}},{"type":"Feature","properties":{"resourceCoords":[138.0,1413.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6612205,48.5486578]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"3680.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3972.0"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.0,1844.0 245.3,1900.8 1321.6,1905.2 1322.6,1912.0 1404.0,1912.0 1435.7,1725.1 1495.3,1725.0 1501.0,1147.3 1458.3,1147.6 1313.2,995.8 1159.3,1024.4 838.0,1040.0 543.3,977.1 148.2,1047.5 137.1,1149.8 142.3,1724.3 149.3,1724.3 162.0,1844.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.688755641056,48.555010497657165]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.68438566658752,48.55459814224039]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.6847664969879,48.55280485955035]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.6891364714564,48.55321721496713]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p2 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"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":"6452.0"},{"label":"split_canvas_h","value":"3680.0"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.4,900.4 1551.2,780.1 1544.2,780.0 1545.5,203.2 1557.7,100.5 1542.0,103.1 1496.6,41.6 1203.9,94.3 678.6,27.3 92.9,72.9 46.3,176.3 110.2,265.4 138.1,538.9 49.7,550.3 52.0,684.8 116.7,721.4 47.0,820.2 441.4,919.0 444.5,919.0 1546.0,888.9 1562.4,900.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[913.0,789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.69039937543648,48.55365212221355]}},{"type":"Feature","properties":{"resourceCoords":[1545.0,789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.68867945357766,48.55350522203697]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.7,423.9 51.6,97.2 103.2,81.8 911.2,23.8 1440.6,60.9 1455.5,36.0 1561.5,209.4 1542.5,209.7 1546.1,565.8 1547.9,1180.2 1554.5,1654.5 1551.0,1772.0 988.6,1786.1 868.9,1912.0 867.5,1912.0 866.1,1912.0 866.0,1902.6 108.0,1830.0 32.4,1370.6 115.6,1370.2 146.6,1177.4 207.7,1177.0 209.1,581.8 165.3,582.3 15.8,426.7 30.7,423.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[899.0,1182.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6831864,48.5529864]}},{"type":"Feature","properties":{"resourceCoords":[899.0,212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6828063,48.5546848]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"214.4,1753.8 212.8,1293.3 217.2,697.0 217.3,351.1 235.8,351.1 134.6,181.7 174.8,116.0 465.9,61.1 1239.9,96.5 1301.3,91.7 1363.9,350.2 1319.6,349.9 1323.2,702.8 1326.9,1288.6 1326.2,1575.2 1321.5,1879.0 795.2,1879.9 209.8,1867.8 214.4,1753.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[778.0,358.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67957560501955,48.554370341713614]}},{"type":"Feature","properties":{"resourceCoords":[1317.0,1872.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67867300531336,48.55150163650956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.0,1567.5 244.7,1282.8 236.9,700.9 230.8,350.4 275.1,350.4 210.7,94.1 784.3,44.0 1194.5,88.2 1307.1,36.0 1444.3,341.8 1398.6,342.1 1402.3,682.1 1415.6,1277.5 1419.5,1568.2 1416.7,1861.2 830.1,1857.2 243.5,1869.3 246.0,1567.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67858443263857,48.554948117396144]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67418858761832,48.55452099160319]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67494851280813,48.55104572173195]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67934435782838,48.551472847524906]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"820.8,1905.7 240.6,1902.7 244.7,1611.2 242.2,1321.8 231.7,729.3 229.6,390.9 274.8,390.9 140.5,85.7 237.2,41.3 1002.5,22.7 1527.5,133.8 1554.7,291.9 1497.8,280.8 1368.5,735.7 1347.4,734.0 1352.8,1320.3 1351.5,1604.2 1353.8,1893.0 1363.8,1895.1 1353.9,1902.0 820.8,1905.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[815.0,372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67328576296723,48.553841064099686]}},{"type":"Feature","properties":{"resourceCoords":[232.0,372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.67489480445,48.55399026118719]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.5,1297.0 89.5,1837.4 355.9,1841.2 627.3,1839.1 1180.8,1841.9 1181.2,1783.9 1529.2,1837.5 1568.2,1817.5 1544.5,184.4 1612.0,157.4 1612.0,98.6 1138.4,65.2 1135.7,44.0 561.6,170.9 282.8,228.5 1.0,290.4 1.0,337.2 92.2,748.5 99.5,1297.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67314069829912,48.55110721062353]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.67162064953433,48.553896663681314]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.6666578360233,48.55269492558914]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-109.6681778847881,48.54990547253135]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p8 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1573.0,1457.2 1595.5,1449.1 1291.6,555.8 1390.3,504.1 1331.0,298.4 1487.1,210.2 1506.5,69.8 1316.4,21.4 582.6,30.1 544.3,1.0 542.9,1.0 496.1,312.9 554.0,313.4 553.0,869.0 556.0,1141.5 553.0,1409.0 13.4,1398.2 19.3,1883.7 283.4,1828.8 1371.2,1602.9 1603.9,1545.2 1573.0,1457.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[553.0,869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6677784,48.5510368]}},{"type":"Feature","properties":{"resourceCoords":[553.0,1409.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6682898,48.5501077]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Havre, Montana | 1920 | sanborn05015_006 p9","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.35"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T01:24:54Z","modified":"2026-10-20T01:24:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"631.4,104.7 1577.7,51.6 1609.2,1758.0 1534.9,1884.8 1348.5,1818.0 81.8,1878.8 44.9,1792.9 143.6,1794.0 223.0,1748.9 215.0,1242.0 215.0,701.0 217.0,161.3 377.5,160.9 377.8,85.0 631.4,104.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd425m:g4254m:g4254hm:g4254hm_g050151920:05015_1920-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[215.0,701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.662688,48.546701]}},{"type":"Feature","properties":{"resourceCoords":[215.0,1242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-109.6641674,48.546702]}}]}}]}