{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02693_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Indianola, Iowa | 1907 | 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":"6"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef-snap 5, georef 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 1 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p1 [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":"3116.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4536.0"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.0,982.2 56.7,1908.8 1106.2,1836.7 1555.3,1870.0 1585.2,1034.4 1462.5,902.5 1461.8,810.4 958.5,809.4 387.2,806.6 1.0,931.5 1.0,983.2 36.0,982.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[960.0,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.5595876863972,41.35730668926961]}},{"type":"Feature","properties":{"resourceCoords":[409.0,828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.56093833432777,41.35923618144818]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"759.6,1882.4 1311.0,1886.4 1596.0,1890.4 1589.8,1380.9 1587.0,867.4 1583.3,745.1 1582.5,517.4 1576.4,118.4 1550.3,61.7 1302.5,18.9 741.5,27.6 559.6,107.7 64.0,65.6 35.5,297.2 101.5,448.9 43.3,485.2 109.5,745.5 22.2,810.9 32.3,1867.2 1.0,1867.5 1.0,1877.8 664.6,1881.5 759.6,1882.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.5648459279041,41.36588846683108]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56086685113539,41.365880660685185]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56087909992911,41.362313794092074]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56485817669783,41.36232160023797]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"56.4,1817.7 52.8,1305.2 52.7,788.6 49.6,665.6 50.0,436.6 45.9,35.2 56.4,58.3 907.8,24.0 1540.7,98.4 1517.7,593.2 1590.0,768.0 1572.8,1823.2 1612.0,1839.4 1379.7,1836.6 870.5,1830.8 604.1,1831.0 56.4,1817.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[602.0,1270.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.55957675927078,41.363373810352286]}},{"type":"Feature","properties":{"resourceCoords":[602.0,722.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.55958016373604,41.364389656343434]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"789.1,31.2 1453.3,33.6 1532.5,34.1 1560.1,580.1 1549.2,580.1 1555.4,1130.5 1572.0,1130.5 1589.2,1684.4 1579.4,1684.2 1589.2,1833.5 1558.0,1875.2 1412.4,1883.2 123.6,1867.4 36.0,1810.0 128.6,1375.7 25.6,1137.6 42.6,103.6 86.0,31.1 789.1,20.9 789.1,31.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.5668054769206,41.362452222793166]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56282390969923,41.36243837193023]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56284564256813,41.358869137867686]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.56682720978951,41.35888298873062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p5","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"278.2,1881.4 198.3,1824.7 186.3,1841.0 175.5,1692.3 185.2,1692.5 164.3,1140.7 147.8,1140.8 137.8,592.5 148.6,592.4 117.3,48.5 133.0,48.5 678.2,47.5 960.0,49.0 1502.4,54.4 1505.7,602.9 1506.0,1146.0 1519.2,1693.8 950.8,1693.9 566.2,1820.4 566.5,1871.5 278.2,1881.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1506.0,1146.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.559591,41.36029]}},{"type":"Feature","properties":{"resourceCoords":[960.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.560921,41.362356]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianola, Iowa | 1907 | sanborn02693_004 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:12:01Z","modified":"2026-10-18T16:12:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.0,1132.0 35.0,588.6 32.0,39.9 295.8,36.2 800.2,35.0 1080.7,34.5 1080.5,27.9 1575.8,77.3 1588.2,1821.6 1552.8,1879.7 673.4,1882.3 672.8,1901.2 550.0,1770.5 548.9,1678.8 48.0,1680.2 35.0,1132.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154im:g026931907:02693_1907-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1098.0,1137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.55694077407215,41.3602584545578]}},{"type":"Feature","properties":{"resourceCoords":[64.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.55948853185546,41.36231439461347]}}]}}]}