{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02566_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Anita, Iowa | 1938 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"6"},{"label":"placed","value":"4"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 41.44573,-94.76562 +/-522m); p3__2 (tier 1, 41.44830,-94.75847 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Anita, Iowa | 1938 | sanborn02566_004 p1 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.69"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3396.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"1899.2"}],"created":"2026-10-18T17:25:07Z","modified":"2026-10-18T17:25:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1529.7,849.2 1454.0,849.2 1440.6,867.9 53.6,914.6 54.1,1257.7 335.6,1286.0 1171.1,1268.6 1472.0,1301.7 1501.7,1323.0 1510.6,1323.0 1534.6,1176.5 1520.8,1176.2 1529.7,849.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[940.0,1028.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.7694506,41.4427141]}},{"type":"Feature","properties":{"resourceCoords":[1244.0,1028.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.7682541,41.443358]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Anita, Iowa | 1938 | sanborn02566_004 p1 [3]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.64"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5296.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"2356.0"}],"created":"2026-10-18T17:25:07Z","modified":"2026-10-18T17:25:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"83.8,1354.3 76.2,1493.4 80.4,1657.2 94.3,1912.0 97.6,1912.0 102.4,1912.0 144.0,1857.4 228.2,1880.4 1340.2,1858.2 1343.9,1911.0 1544.7,1911.4 1561.0,1694.5 1531.4,1678.2 1568.6,1567.5 1565.0,1437.0 1476.3,1388.0 1061.9,1405.6 1032.3,1384.6 654.1,1396.6 655.0,1357.0 568.1,1359.6 227.6,1354.1 83.8,1354.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[655.0,1357.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.762239,41.447777]}},{"type":"Feature","properties":{"resourceCoords":[81.0,1643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.7637037,41.4457337]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Anita, Iowa | 1938 | sanborn02566_004 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T17:25:07Z","modified":"2026-10-18T17:25:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"134.1,1813.1 132.0,1249.0 132.7,689.4 132.0,110.0 405.1,123.6 726.4,114.1 1226.2,84.7 1226.1,68.9 1228.1,70.4 1282.2,111.2 1376.3,78.9 1508.2,171.3 1555.8,830.2 1505.3,902.1 1509.6,1763.0 1522.8,1808.0 1385.3,1854.2 1335.7,1846.6 1293.2,1816.8 1267.3,1853.8 1267.1,1836.2 977.9,1792.2 977.6,1819.3 332.9,1809.1 334.0,1912.0 304.3,1912.0 305.5,1808.7 296.9,1808.5 134.1,1813.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[132.0,1249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.766791,41.445387]}},{"type":"Feature","properties":{"resourceCoords":[132.0,110.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.7644972,41.4465921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Anita, Iowa | 1938 | sanborn02566_004 p3 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"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":"2026-10-18T17:25:07Z","modified":"2026-10-18T17:25:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1529.1,1.0 1525.9,1.0 1471.7,80.2 1329.0,32.2 1164.2,23.1 972.9,85.8 737.7,100.6 762.8,162.7 743.6,302.6 711.3,325.0 711.3,326.0 711.5,334.9 562.8,431.2 458.9,498.4 457.3,372.5 390.9,318.1 308.5,320.3 227.6,274.0 38.3,333.6 44.0,1629.2 99.9,1698.8 91.2,1823.5 258.1,1829.5 266.0,1857.4 276.6,1828.7 351.1,1812.0 629.6,1786.4 781.2,1867.5 849.5,1846.7 924.4,1875.3 1397.3,1888.0 1534.5,1878.3 1566.9,1837.5 1612.0,1868.3 1612.0,1803.3 1607.6,1803.2 1525.0,1806.5 1520.5,1520.2 1517.6,1236.0 1513.8,941.9 1511.3,798.6 1511.3,459.3 1507.4,372.8 1546.8,373.1 1529.1,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154am:g025661938:02566_1938-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[939.0,952.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.76610851012383,41.44829402860122]}},{"type":"Feature","properties":{"resourceCoords":[939.0,381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.76382519750516,41.44946378750303]}}]}}]}