{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04819_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Palmyra, Missouri | 1909 | 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":"11"},{"label":"placed","value":"6"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 4, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 39.80481,-91.51902 +/-199m); p1__2 (tier 4, 39.79802,-91.52319 +/-547m); p1__4 (tier 4, 39.79802,-91.52319 +/-547m); p3__2 (tier 1, 39.80304,-91.52992 +/-100m); p4__2 (tier 1, 39.80402,-91.51995 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p1 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2826.0"},{"label":"split_canvas_w","value":"3524.8"},{"label":"split_canvas_h","value":"4826.0"}],"created":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"713.4,1850.1 722.2,1479.7 759.5,1457.5 759.5,1427.1 759.7,1427.1 759.7,1426.8 829.4,1416.0 851.2,1323.5 788.2,1059.7 838.8,910.3 689.5,824.1 33.5,849.7 36.2,1847.1 1.0,1847.3 1.0,1870.2 140.7,1872.9 140.8,1867.4 445.1,1874.4 713.4,1850.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[148.0,1406.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.51948699401252,39.80051625795911]}},{"type":"Feature","properties":{"resourceCoords":[148.0,1857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.51948204121352,39.799662641159095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p1 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.55"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3038.0"},{"label":"split_canvas_y","value":"5708.4"},{"label":"split_canvas_w","value":"1968.0"},{"label":"split_canvas_h","value":"1943.6"}],"created":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1249.1,1906.8 1242.6,1542.8 1179.7,1472.7 780.4,1479.0 765.8,1906.0 1249.1,1906.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0001__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[759.5,1427.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.52776396589016,39.79462741594534]}},{"type":"Feature","properties":{"resourceCoords":[1251.5,1427.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.5265307075096,39.79462888187213]}},{"type":"Feature","properties":{"resourceCoords":[1251.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.526528823588,39.79369251538089]}},{"type":"Feature","properties":{"resourceCoords":[759.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.52776208196856,39.793691049454104]}},{"type":"Feature","properties":{"resourceCoords":[1184.5,1595.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.526698,39.794305]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1556.3,61.9 1102.6,32.3 117.9,103.9 75.3,147.7 34.5,313.7 55.8,1810.0 467.1,1890.5 948.3,1833.3 1128.8,1873.9 1143.4,1861.1 1179.3,1887.6 1546.2,1875.2 1545.1,1912.0 1562.9,1912.0 1560.5,1748.0 1562.8,779.5 1563.6,1.0 1554.8,1.0 1556.3,61.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[543.0,774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.52300539253336,39.80158581944238]}},{"type":"Feature","properties":{"resourceCoords":[1532.0,774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.5230396748923,39.799731637921944]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p3 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"23"},{"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":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1572.8,1209.2 1508.6,1208.3 1511.7,1050.3 1513.8,570.1 1518.4,85.0 1047.0,78.3 88.4,74.4 79.8,1029.8 81.1,1191.5 63.6,1191.4 47.4,1659.1 112.5,1821.8 211.9,1828.1 235.6,1672.5 235.7,1653.0 238.6,1653.0 239.0,1650.5 636.4,1647.5 729.8,1795.8 942.4,1765.8 1219.9,1863.0 1532.2,1867.8 1572.8,1209.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[564.0,557.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.524257,39.798777]}},{"type":"Feature","properties":{"resourceCoords":[564.0,1040.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.525452,39.798784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p4 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"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":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1521.8,1801.6 1523.0,1318.0 1525.6,981.2 1581.4,981.2 1544.3,493.8 1107.2,453.0 1106.2,447.0 1103.0,447.0 1103.0,427.8 1041.5,53.8 97.1,45.2 64.1,33.8 65.8,57.5 66.5,362.8 72.1,362.8 72.9,503.9 50.0,504.5 67.3,1035.8 76.1,1035.7 80.8,1810.5 1046.7,1801.2 1521.8,1801.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[568.0,833.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.52068,39.798716]}},{"type":"Feature","properties":{"resourceCoords":[1523.0,1318.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.5219202,39.7969343]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Palmyra, Missouri | 1909 | sanborn04819_004 p5","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T18:33:50Z","modified":"2026-10-18T18:33:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"148.4,1912.0 151.2,1854.2 1132.8,1896.0 1537.2,1810.2 1582.9,1655.2 1536.0,1102.8 1571.0,128.4 1442.8,33.1 140.0,33.1 137.6,1.0 82.8,1.0 80.4,329.8 79.3,803.4 81.5,1282.2 86.0,1756.0 85.1,1912.0 148.4,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164pm:g4164pm_g048191909:04819_1909-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1003.0,800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.5231486,39.795177]}},{"type":"Feature","properties":{"resourceCoords":[86.0,1756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.5254953,39.7969827]}}]}}]}