{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04577_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Boonville, Missouri | 1910 | 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":"20"},{"label":"placed","value":"10"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef 6, georef-snap 4"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 38.97346,-92.74742 +/-224m); p1__2 (tier 1, 38.97413,-92.75117 +/-160m); p1__3 (tier 1, 38.97398,-92.74761 +/-137m); p1__4 (tier 1, 38.97921,-92.74353 +/-102m); p6__3 (tier 1, 38.97290,-92.73912 +/-145m); p7__1 (tier 1, 38.97223,-92.74689 +/-114m); p9__1 (tier 4, 38.97422,-92.74292 +/-603m); p9__2 (tier 4, 38.97422,-92.74292 +/-603m); p9__3 (tier 4, 38.97422,-92.74292 +/-603m); p9__4 (tier 4, 38.97422,-92.74292 +/-603m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.9,979.0 80.7,675.0 79.6,675.0 80.5,111.0 796.1,105.8 1151.8,34.5 1525.7,137.0 1519.8,570.4 1611.6,1026.7 1528.6,1323.3 1510.5,1323.2 1391.3,1811.7 1390.9,1840.5 1390.5,1912.0 1378.4,1863.6 1160.2,1861.0 1160.5,1838.4 735.7,1835.5 82.5,1837.8 81.9,979.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[734.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.74257275769473,38.9768281878102]}},{"type":"Feature","properties":{"resourceCoords":[87.0,950.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.74426380612562,38.977104968552474]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"117.3,362.2 188.1,145.5 510.0,72.5 1097.6,165.9 1254.6,98.8 1485.8,97.2 1485.8,666.1 1486.9,972.9 1487.3,1839.0 820.0,1851.6 167.4,1833.3 169.0,1258.0 154.3,1258.0 117.3,362.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[825.0,1258.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7456484,38.9762499]}},{"type":"Feature","properties":{"resourceCoords":[169.0,1258.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7471797,38.9759702]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,607.0 1.0,622.9 62.0,624.3 174.7,1879.7 265.0,1856.5 265.1,1887.2 591.0,1882.9 922.5,1867.4 1269.2,1861.0 1569.5,1857.8 1569.5,1693.9 1559.5,1189.4 1564.3,903.6 1552.9,113.7 897.5,135.1 256.0,126.0 249.3,602.1 1.0,607.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[910.0,1165.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7447638,38.9732677]}},{"type":"Feature","properties":{"resourceCoords":[256.0,126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7468678,38.9749256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1160.3,1732.9 1546.2,1761.0 1583.3,1659.6 1561.0,1333.0 1356.7,1134.0 1378.5,970.7 1170.9,936.2 1124.5,936.5 1124.5,928.5 1117.7,927.3 1060.5,724.5 1124.0,307.4 1078.4,151.1 1124.5,151.1 1124.5,140.7 1124.5,128.6 702.0,130.6 52.4,140.3 62.2,933.0 56.7,1219.7 65.7,1725.9 206.1,1720.4 936.8,1709.7 1054.9,1712.8 1161.1,1710.6 1160.3,1732.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[69.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.74349302794138,38.97460671433087]}},{"type":"Feature","properties":{"resourceCoords":[1377.0,1702.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.73981440257144,38.973139725105874]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p5 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4498.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1954.0"},{"label":"split_canvas_h","value":"3746.0"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1165.8,487.1 1165.5,515.8 1164.2,800.2 1168.9,909.9 1491.5,882.8 1590.2,744.3 1592.1,171.6 1496.5,46.3 1294.8,28.3 1302.5,1.0 1284.4,1.0 1165.8,487.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1124.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74108319047367,38.97696408508915]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73993060738286,38.977174609717935]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,936.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73941243797961,38.97545525750325]}},{"type":"Feature","properties":{"resourceCoords":[1124.5,936.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74056502107042,38.975244732874465]}},{"type":"Feature","properties":{"resourceCoords":[1165.5,515.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7407012,38.9760349]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p6 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"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":"4548.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"29.1,222.9 32.3,480.9 34.5,959.6 38.7,1078.8 40.2,1786.2 40.4,1912.0 55.5,1912.0 60.5,1799.4 170.1,1869.2 342.7,1863.0 340.6,1784.0 643.4,1786.8 643.3,1778.3 642.9,1735.8 609.7,1727.0 638.2,1252.9 999.5,1225.7 1099.5,1145.3 1082.5,69.2 1136.0,73.5 1136.0,51.0 1029.7,52.2 910.5,48.1 172.7,52.5 30.9,56.8 29.1,222.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[690.0,598.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.7410738,38.9718484]}},{"type":"Feature","properties":{"resourceCoords":[690.0,1786.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.740428,38.9696812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p6 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.74"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4548.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1904.0"},{"label":"split_canvas_h","value":"2484.4"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1590.2,580.4 1575.5,11.1 1153.3,23.0 1212.0,308.6 1163.6,326.7 1151.0,507.5 1211.0,565.6 1590.2,580.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1137.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73981458606637,38.97831573618903]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73869218110761,38.978519121178266]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,621.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73835134808382,38.97737914414743]}},{"type":"Feature","properties":{"resourceCoords":[1137.0,621.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73947375304259,38.97717575915819]}},{"type":"Feature","properties":{"resourceCoords":[1166.0,516.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.739463,38.9773809]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p6 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2554.0"},{"label":"split_canvas_y","value":"5012.8"},{"label":"split_canvas_w","value":"1994.0"},{"label":"split_canvas_h","value":"2639.2"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"639.0,1310.2 639.7,1383.1 660.8,1382.8 665.4,1893.0 1130.7,1892.1 1127.9,1315.9 940.3,1262.4 939.8,1313.1 639.0,1304.6 639.0,1310.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0006__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[638.5,1253.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74128049512476,38.96963082070016]}},{"type":"Feature","properties":{"resourceCoords":[1137.0,1253.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74010892098192,38.96986031469325]}},{"type":"Feature","properties":{"resourceCoords":[1137.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.73971902134055,38.968653959926286]}},{"type":"Feature","properties":{"resourceCoords":[638.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74089059548338,38.9684244659332]}},{"type":"Feature","properties":{"resourceCoords":[986.1,1313.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.740428,38.9696812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p7 [2]","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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1552.0,1779.0 1552.6,1653.2 1555.7,946.4 1552.2,827.3 1553.2,348.9 1551.7,91.1 1247.7,89.1 896.6,89.5 560.8,99.4 230.8,97.9 231.2,66.9 139.5,88.8 143.8,149.1 34.9,574.5 39.0,1115.7 776.0,1128.7 776.2,1129.5 777.0,1129.5 777.0,1132.2 855.9,1414.2 800.5,1615.5 820.7,1872.0 1489.7,1891.0 1552.1,1867.9 1552.0,1780.0 1552.0,1779.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[241.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.74590541246654,38.97169642026856]}},{"type":"Feature","properties":{"resourceCoords":[241.0,1576.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.74507092441351,38.9689766844105]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boonville, Missouri | 1910 | sanborn04577_004 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.13"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:55:49Z","modified":"2026-10-19T15:55:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1337.1,1872.7 1337.3,1857.2 1582.9,1855.7 1594.3,1389.8 1593.8,836.4 1579.5,836.4 1541.7,1.0 1532.0,1.0 1506.8,78.5 800.7,21.4 253.7,22.7 118.8,77.0 123.3,114.8 78.8,124.9 118.2,234.1 52.5,268.8 115.5,554.9 34.4,1336.1 56.8,1827.1 1337.1,1872.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164bm:g4164bm_g045771910:04577_1910-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.75149326608742,38.97684942670729]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74760263520473,38.97755817194568]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.74652896753729,38.97394572469416]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.75041959841998,38.97323697945577]}}]}}]}