{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02315_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Decatur, Indiana | 1922 | 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":"24"},{"label":"placed","value":"12"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 6, georef-snap 5, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 16 panels"},{"label":"unplaced pages","value":"p10__1 (tier 1, 40.83279,-84.93293 +/-110m); p10__2 (tier 1, 40.83297,-84.93285 +/-100m); p10__3 (tier 1, 40.83471,-84.93091 +/-100m); p10__5 (tier 1, 40.83375,-84.93146 +/-100m); p10__6 (tier 1, 40.83314,-84.93377 +/-116m); p10__7 (tier 1, 40.83251,-84.93371 +/-100m); p11__1 (tier 1, 40.83621,-84.93162 +/-100m); p11__2 (tier 1, 40.83608,-84.93308 +/-100m); p11__3 (tier 1, 40.84354,-84.93462 +/-100m); p11__4 (tier 1, 40.83711,-84.93165 +/-146m); p11__5 (tier 1, 40.83696,-84.93117 +/-100m); p13__1 (tier 1, 40.83025,-84.93415 +/-212m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0010__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p10 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2454.0"},{"label":"split_canvas_w","value":"2968.0"},{"label":"split_canvas_h","value":"2918.0"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0010__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.0,630.8 6.0,1335.8 734.1,1337.2 724.8,762.2 649.4,753.1 648.3,753.1 452.2,683.8 452.2,683.8 452.2,679.8 452.6,652.6 400.0,631.5 36.0,630.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0010__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[366.0,1064.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9254853,40.8213973]}},{"type":"Feature","properties":{"resourceCoords":[637.0,682.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9248421,40.8221161]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.3,1073.3 88.6,825.5 75.8,815.5 63.5,441.7 45.5,348.9 64.1,59.5 128.4,35.6 592.3,90.1 870.7,35.9 899.8,56.8 919.2,34.8 1030.3,53.9 1179.5,32.5 1493.6,93.3 1495.2,193.9 1569.1,231.4 1583.8,1786.0 1612.0,1793.0 1612.0,1868.5 1464.3,1860.8 1209.3,1859.8 956.5,1855.0 918.1,1852.3 458.5,1845.2 454.0,1708.8 270.8,1674.8 46.2,1635.5 65.0,1550.2 26.0,1491.6 30.3,1073.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[720.0,1856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92702705730932,40.832268747113325]}},{"type":"Feature","properties":{"resourceCoords":[502.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92870966012512,40.8344464244952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0013__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p13 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2506.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3946.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0013__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1564.7,107.1 1492.1,72.4 1127.3,42.7 1082.0,63.9 1009.8,31.1 775.0,64.1 742.8,634.6 679.6,671.0 662.3,933.5 655.5,1276.8 681.0,1319.2 687.6,1612.6 660.8,1712.2 699.0,1862.0 1074.7,1893.8 1229.6,1886.5 1374.2,1836.0 1468.6,1854.3 1519.4,1787.7 1548.5,1792.7 1552.2,1526.8 1551.5,1180.2 1548.5,1117.7 1551.0,996.7 1553.5,820.4 1558.2,543.5 1557.1,431.4 1556.7,149.1 1564.7,107.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0013__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1289.2,1533.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.93306303865474,40.82736061801482]}},{"type":"Feature","properties":{"resourceCoords":[1044.3,449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.93523207581573,40.83109356312204]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1050.2,1829.9 1049.7,1814.4 536.8,1827.1 536.5,1842.4 30.9,1834.4 35.0,1495.2 43.2,936.0 40.5,709.5 38.4,139.3 54.4,54.4 94.7,73.5 1055.5,30.7 1136.7,149.4 1100.7,324.1 1560.3,398.5 1554.4,1349.0 1555.3,1470.3 1519.2,1470.5 1505.7,1853.6 1050.2,1829.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[545.0,1483.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9312662,40.8303091]}},{"type":"Feature","properties":{"resourceCoords":[545.0,228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9318346,40.8325479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p3","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.7,1076.2 146.6,1076.1 146.2,955.8 155.9,12.8 527.8,78.3 539.4,354.5 1470.9,360.9 1548.7,365.6 1540.7,786.5 1549.9,1068.9 1548.3,1776.1 712.1,1782.2 514.8,1776.8 260.6,1780.4 96.3,1782.8 75.8,1455.2 95.8,1456.2 110.7,1076.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[526.0,1070.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.927992,40.8308228]}},{"type":"Feature","properties":{"resourceCoords":[79.0,1783.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.928721,40.8293842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"573.0,258.4 1091.4,250.1 1391.8,259.7 1390.8,106.8 1504.2,132.7 1586.8,824.4 1534.6,1832.7 1098.1,1621.3 1098.5,1689.7 583.4,1693.1 583.1,1678.7 326.4,1674.5 74.2,1673.4 68.0,964.0 55.5,680.9 59.0,258.6 573.0,258.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[68.0,964.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9255613,40.831186]}},{"type":"Feature","properties":{"resourceCoords":[1094.0,964.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9231276,40.8315266]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p5","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.3,92.8 582.4,104.4 582.9,89.2 1091.3,80.3 1091.7,95.7 1523.0,121.2 1542.5,448.6 1527.0,448.7 1511.7,1167.8 1509.1,1167.8 1493.6,1863.5 1335.8,1861.4 996.7,1854.7 570.1,1779.5 67.8,1703.2 78.0,1171.0 80.1,477.1 74.8,351.9 81.0,109.7 81.3,92.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1088.0,454.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.929757,40.829218]}},{"type":"Feature","properties":{"resourceCoords":[78.0,1171.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9318161,40.8275672]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1345.3,1912.0 1211.8,1912.0 300.8,1885.9 253.3,1912.0 65.8,1647.2 103.9,1441.6 92.5,1441.5 104.1,749.4 106.7,749.3 118.0,34.0 296.7,30.9 549.4,26.8 745.5,31.6 1576.5,23.7 1564.4,339.7 1567.6,740.3 1570.2,1445.0 1497.8,1445.8 1495.0,1485.8 1354.2,1886.2 1345.3,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[544.0,730.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92737608351307,40.82827538012644]}},{"type":"Feature","properties":{"resourceCoords":[1060.0,730.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92614276272874,40.82845628231352]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p7","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1523.4,410.1 1091.0,197.8 1091.1,265.6 579.5,266.2 579.4,251.9 324.4,246.3 74.0,243.9 62.8,560.6 67.2,962.2 72.0,1668.5 1.0,1669.5 1.0,1706.0 1082.4,1711.2 1082.3,1726.9 1532.4,1689.8 1520.5,1683.9 1587.9,1330.7 1519.7,473.4 1523.4,410.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.0,957.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9224771,40.8289784]}},{"type":"Feature","properties":{"resourceCoords":[583.0,957.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.9236964,40.8288025]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.2,1737.6 60.6,1737.4 53.8,650.7 69.6,650.6 27.4,200.4 104.7,40.6 1087.2,15.2 1556.5,62.0 1611.2,131.5 1554.0,867.8 1588.0,1635.3 1593.2,1636.3 1292.0,1909.8 1296.2,1889.1 1126.5,1836.3 974.9,1891.2 513.3,1887.9 507.3,1886.2 468.0,1873.2 64.2,1737.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[729.0,339.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92112822573924,40.82649358714719]}},{"type":"Feature","properties":{"resourceCoords":[1505.0,-25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.91992675835968,40.82520917659647]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p9 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.54"},{"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":"2975.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"247.0,1889.8 247.3,1883.8 658.3,1861.7 614.4,1453.9 634.8,1211.7 699.2,1237.3 722.9,1069.0 588.0,855.4 626.4,142.3 518.0,74.9 266.8,312.4 58.3,303.0 80.0,470.9 121.3,807.4 107.8,1240.5 103.8,1748.5 101.9,1807.4 247.0,1889.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.92737310819454,40.82697160688767]}},{"type":"Feature","properties":{"resourceCoords":[743.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.92727631132797,40.825600499934794]}},{"type":"Feature","properties":{"resourceCoords":[743.8,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.93190263962127,40.82541083796657]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.93199943648784,40.82678194491945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Indiana | 1922 | sanborn02315_007 p9 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.70"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2517.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3934.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T23:10:29Z","modified":"2026-10-18T23:10:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"909.7,32.2 673.9,346.6 670.8,631.5 752.4,914.5 683.4,1613.2 721.3,1838.0 920.8,1892.3 1367.8,1879.7 1508.8,1806.9 1460.0,1303.3 1593.9,662.6 1580.7,172.8 1309.2,34.2 909.7,32.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094dm:g4094dm_g023151922:02315_1922-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1409.0,1204.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92681427150796,40.82359040306475]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,1701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.92806212512723,40.8236021769453]}}]}}]}