{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06648_065.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cleveland, Ohio | 1952 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"98"},{"label":"placed","value":"77"},{"label":"unplaced","value":"21"},{"label":"fit sources","value":"georef-snap 39, georef 35, snap:0 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"14 sheet(s) cut into 33 panels"},{"label":"unplaced pages","value":"p100__1 (tier 2, 41.45148,-81.68542 +/-100m); p100__2 (tier 1, 41.45186,-81.68734 +/-192m); p101__2 (tier 1, 41.44065,-81.71563 +/-100m); p103 (tier 2, 41.46203,-81.69708 +/-345m); p104 (tier 3, 41.46635,-81.68214 +/-534m); p33__1 (tier 1, 41.46114,-81.73628 +/-100m); p33__2 (tier 1, 41.45975,-81.73597 +/-267m); p37__1 (tier 1, 41.45686,-81.72777 +/-118m); p37__3 (tier 1, 41.45835,-81.72684 +/-100m); p49 (tier 2, 41.46444,-81.69514 +/-688m); p50__1 (tier 1, 41.45708,-81.69927 +/-271m); p50__2 (tier 1, 41.45812,-81.69933 +/-100m); p75__1 (tier 1, 41.44557,-81.70234 +/-100m); p79 (tier 1, 41.44680,-81.70180 +/-261m); p80__2 (tier 1, 41.44488,-81.70476 +/-271m); p84__1 (tier 1, 41.44587,-81.70950 +/-100m); p84__2 (tier 2, 41.43990,-81.70684 +/-100m); p84__4 (tier 1, 41.44561,-81.71107 +/-100m); p84__5 (tier 1, 41.44548,-81.71002 +/-104m); p99__1 (tier 3, 41.46800,-81.67321 +/-534m); p99__2 (tier 1, 41.46954,-81.67465 +/-226m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p101 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.73"},{"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":"4205.6"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"159.4,1875.2 547.9,1925.1 546.7,2017.0 552.3,2017.0 554.5,1896.5 866.2,1860.7 883.5,1850.2 978.6,1852.5 990.4,1852.8 995.3,1633.9 995.1,1572.4 994.6,1425.3 1004.4,1414.6 1011.0,1302.2 1002.0,1302.6 1034.5,1149.5 990.5,1145.0 1008.3,967.8 701.3,962.5 603.3,853.6 596.8,801.7 556.2,793.6 504.3,585.6 527.1,116.4 465.1,67.3 250.6,63.6 139.3,99.7 118.5,897.4 127.5,897.4 110.5,1832.8 159.7,1833.6 159.4,1875.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[336.1,903.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71908954512242,41.44329181838952]}},{"type":"Feature","properties":{"resourceCoords":[336.1,1835.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71901166635435,41.43989201127313]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p101 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4171.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2488.8"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1573.3,1978.3 1577.3,1816.3 1640.7,1720.3 1466.2,1730.0 1466.8,1687.5 1522.8,1688.5 1556.8,1463.5 1550.5,1463.5 1553.2,1223.0 1541.5,1223.0 1568.3,972.2 1593.2,972.6 1586.8,730.7 1591.1,730.8 1589.5,518.0 1584.5,295.8 1529.5,294.8 1423.7,292.8 1406.6,303.2 1098.0,340.4 1096.5,460.0 1091.0,460.0 1080.1,1979.0 1573.3,1978.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0101__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1419.3,731.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71634373391065,41.43825893188558]}},{"type":"Feature","properties":{"resourceCoords":[1419.3,515.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71635614735365,41.43905325932695]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0102/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p102","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0102/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0102","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"206.2,1718.7 273.1,1720.3 280.9,183.6 301.3,184.0 339.4,118.1 406.4,116.4 417.9,61.6 524.2,40.8 640.9,82.2 966.5,82.0 1113.3,39.6 1380.1,64.3 1387.8,27.9 1395.5,25.3 1380.2,814.6 1389.1,814.6 1378.6,1740.0 1427.3,1740.5 1427.2,1781.7 1285.5,1764.4 1201.2,1789.2 454.6,1803.3 205.7,1782.9 206.2,1718.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0102/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[278.0,830.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72557015597738,41.443199494020746]}},{"type":"Feature","properties":{"resourceCoords":[1234.0,1722.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72082168166679,41.43994698002386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0105/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p105","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0105/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0105","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1286.1,164.2 1285.0,389.1 1281.8,613.8 1276.7,845.0 1286.2,858.1 1287.3,1094.2 1280.2,1316.6 1279.0,1540.2 1272.2,1717.0 1272.8,1751.4 1264.5,1778.7 1242.9,1808.7 1239.0,1836.3 1156.8,1870.0 709.0,1882.2 375.4,1810.7 318.7,779.3 369.6,199.8 417.8,93.7 880.5,48.5 1287.9,93.2 1286.1,164.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0105/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1291.0,1089.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.73092521359393,41.44249100525244]}},{"type":"Feature","properties":{"resourceCoords":[399.0,162.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.73532471794529,41.44588116074703]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0106/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p106","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0106/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0106","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"272.3,1823.1 294.0,1793.0 302.3,1765.6 301.6,1731.2 308.2,1553.9 309.2,1329.8 316.2,1106.7 314.8,870.1 305.2,856.9 310.1,625.1 313.2,399.8 314.0,174.3 315.7,103.2 330.1,104.8 459.1,46.5 915.4,48.5 1084.4,89.8 1131.9,159.8 1437.1,198.0 1472.9,196.9 1434.9,263.4 1414.3,263.1 1415.9,1808.6 1348.5,1807.3 1348.5,1871.9 1289.9,1867.5 1120.5,1910.9 664.3,1897.8 403.3,1848.8 274.5,1848.3 268.4,1850.8 272.3,1823.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0106/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[996.0,900.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.727622,41.443241]}},{"type":"Feature","properties":{"resourceCoords":[294.0,1793.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7310366,41.439955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p17","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0017","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1542.8,1651.6 345.8,1742.3 344.2,1648.1 100.6,1646.8 65.3,1801.8 5.2,1800.2 257.4,609.7 245.7,367.5 452.7,94.1 1061.9,85.5 1451.8,82.7 1516.8,81.7 1527.1,615.0 1533.3,615.0 1531.2,1140.7 1537.6,1630.7 1542.8,1651.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[300.0,677.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.697548,41.467634]}},{"type":"Feature","properties":{"resourceCoords":[1534.0,1392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6944978,41.466347]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p18","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.75"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0018","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"203.6,612.7 200.2,82.6 473.8,81.8 501.7,81.7 502.8,27.2 1554.8,94.7 1564.7,537.0 1564.6,622.5 1563.8,725.1 1561.6,1062.9 1576.6,1063.0 1587.1,1529.7 1565.4,1772.6 439.8,1897.4 435.2,1928.8 211.0,1771.1 211.5,1666.5 201.0,1622.0 201.0,1135.0 209.7,612.6 203.6,612.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[201.0,1135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6945121,41.4668091]}},{"type":"Feature","properties":{"resourceCoords":[201.0,1622.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6944818,41.465908]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p19 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"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":"3458.8"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"854.4,1352.8 854.5,1335.3 771.8,1333.0 776.8,1028.7 776.5,810.5 782.6,256.9 627.1,256.1 623.8,263.1 428.6,207.5 424.6,210.8 317.4,81.0 313.9,98.3 198.3,65.6 115.1,165.1 83.7,1431.9 165.2,1864.2 164.4,1899.2 759.6,1922.0 799.2,1353.7 854.4,1352.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[778.7,820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.68991729932769,41.4688652542065]}},{"type":"Feature","properties":{"resourceCoords":[124.0,1304.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69116237175638,41.47005019377884]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p19 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3398.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3261.6"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1569.7,1902.6 1573.8,1298.0 1579.0,911.0 1580.8,573.3 1580.9,545.4 1526.5,543.9 1561.2,61.6 966.7,37.3 923.3,1777.5 957.5,1844.2 1123.5,1886.1 1538.6,1878.0 1569.7,1902.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1145.4,1836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.697061,41.4695]}},{"type":"Feature","properties":{"resourceCoords":[1579.1,911.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.694739,41.468753]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0020","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.7,1518.2 32.7,1517.8 37.1,1179.9 38.0,1113.8 38.5,1077.3 39.1,991.7 32.9,604.4 50.3,604.5 52.7,521.7 357.4,527.0 575.8,526.8 1130.0,533.5 1130.8,377.8 1123.9,374.4 1179.8,179.0 1176.4,175.0 1306.4,67.8 1455.8,98.7 1594.0,343.8 1639.5,753.8 1605.0,1613.7 1518.7,1808.0 1384.3,1905.8 1003.1,1966.8 397.9,1962.3 64.7,1886.2 47.7,1518.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[330.0,532.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69050006640526,41.46884613087803]}},{"type":"Feature","properties":{"resourceCoords":[1481.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6876237384276,41.46805159546199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0032","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1315.0,156.6 1473.7,173.3 1501.3,416.2 1407.7,429.0 1640.2,1610.9 1617.3,1619.6 1512.5,1633.0 1384.3,1878.2 689.9,1867.5 200.9,1793.9 67.3,542.8 75.9,68.3 874.0,57.1 1309.5,96.4 1315.0,156.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1152.0,1561.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6947164415504,41.46498952182024]}},{"type":"Feature","properties":{"resourceCoords":[190.0,1391.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69537980390152,41.463269262244076]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p34","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0034","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1564.0,997.0 1517.8,1007.7 1631.3,1515.9 1588.3,1534.3 1362.8,1379.8 1091.7,1535.0 1164.3,1695.8 846.9,1847.0 603.5,1809.1 514.9,1676.5 120.7,1582.6 116.5,102.8 286.3,95.5 843.1,93.0 1235.2,94.6 1550.3,104.3 1564.0,997.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[478.0,1230.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.733992,41.458193]}},{"type":"Feature","properties":{"resourceCoords":[1564.0,997.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.731429,41.45743]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p35","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0035","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1603.4,425.2 1540.2,1913.5 1530.6,1867.6 1154.0,1940.4 1039.0,1892.9 434.6,1848.0 244.1,1380.0 173.1,1383.0 246.1,868.8 293.0,875.0 594.6,37.0 1173.0,255.8 1599.2,423.6 1603.4,425.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1089.0,224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7291321,41.4582761]}},{"type":"Feature","properties":{"resourceCoords":[293.0,875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.731429,41.45743]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p36","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0036","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"385.9,94.3 117.0,1.0 114.1,1.0 74.5,1564.6 139.5,1850.6 1269.4,1692.8 1306.2,1495.2 1503.7,1406.4 1608.6,948.3 1664.0,934.4 1664.0,572.8 1192.0,391.0 1166.1,381.4 730.0,220.0 385.9,94.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[730.0,220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.726715,41.457044]}},{"type":"Feature","properties":{"resourceCoords":[1192.0,391.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.725754,41.456551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0037__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p37 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"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":"6660.0"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0037__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0037","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1493.3,1794.8 1521.7,1562.8 1499.6,1171.4 1496.8,815.0 1516.5,461.2 1519.8,461.2 1537.2,75.5 826.2,63.0 741.2,444.1 664.8,748.6 532.4,1351.5 428.3,1796.8 419.6,1834.2 398.0,1934.4 655.2,1901.6 1493.3,1794.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0037__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[437.0,1697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72823148141893,41.4577810205849]}},{"type":"Feature","properties":{"resourceCoords":[373.0,1945.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72771425242766,41.457500317847895]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p38","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0038","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1390.3,1614.2 117.8,1801.9 141.7,1568.8 111.8,1176.8 102.0,819.5 114.8,464.4 118.1,464.4 128.0,77.3 958.4,75.7 1020.6,63.9 1069.7,88.1 1176.3,325.9 1262.1,306.0 1336.9,674.6 1606.8,1362.0 1624.4,1574.1 1631.3,1578.6 1390.3,1614.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1423.0,1053.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72751600207482,41.46233296304705]}},{"type":"Feature","properties":{"resourceCoords":[1042.0,94.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.73008160955742,41.4623630772519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0039","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1105.5,1902.0 1105.4,1907.3 539.6,1902.9 539.6,1908.7 76.3,1867.3 78.2,720.0 78.7,470.7 110.1,435.4 143.3,427.1 137.8,404.3 222.0,309.9 245.4,342.2 385.4,322.4 1563.3,57.5 1572.9,52.1 1573.7,55.4 1564.7,1430.2 1564.4,1463.7 1560.6,1897.1 1105.5,1902.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1115.0,1412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72422347391971,41.46019334659618]}},{"type":"Feature","properties":{"resourceCoords":[548.0,1412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72556026897573,41.460444555695794]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p40","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0040","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"57.6,1119.7 44.4,87.1 507.1,121.7 506.9,115.9 1071.4,112.1 1071.3,106.8 1525.2,95.3 1528.9,718.8 1527.3,744.7 1528.1,1909.0 1447.3,1879.2 1449.3,2017.0 1443.4,2017.0 1441.4,1877.0 980.0,1707.0 529.4,1547.6 61.0,1385.0 57.6,1119.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1075.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.724914,41.458241]}},{"type":"Feature","properties":{"resourceCoords":[61.0,1385.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.727716,41.457551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p41","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0041","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.7,1097.6 1579.4,1845.1 1039.5,1696.8 783.9,1614.7 516.4,1537.7 480.9,1531.5 49.7,1410.1 417.8,108.4 417.9,105.1 620.0,54.4 1355.8,64.2 1596.2,142.7 1583.7,1097.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[402.0,118.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72237839083867,41.46236859571254]}},{"type":"Feature","properties":{"resourceCoords":[1585.0,118.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71945672018956,41.46241969223812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p42","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0042","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"254.8,1948.2 224.3,1952.2 263.6,1033.4 288.7,526.8 291.6,36.5 317.4,38.2 1367.5,39.1 1400.7,39.1 1401.8,490.9 1405.6,527.0 1404.6,807.6 1395.4,1078.2 1400.5,1642.8 254.8,1948.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[262.0,1483.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72044973788974,41.45727309027696]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,61.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72312261465252,41.45995073088144]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p43","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0043","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1485.1,1862.4 1067.8,1863.4 1067.9,1847.3 698.5,1857.8 697.9,1918.6 250.6,1796.8 248.6,1038.8 253.3,70.3 1463.2,81.1 1480.5,69.3 1481.4,493.9 1479.6,967.2 1482.2,1477.2 1482.9,1512.8 1485.1,1862.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[702.0,1047.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.718299,41.460604]}},{"type":"Feature","properties":{"resourceCoords":[1067.0,1047.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71741,41.460614]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p44","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0044","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"205.8,43.3 632.8,38.8 856.8,40.1 856.8,36.4 1408.7,30.4 1496.6,96.6 1481.7,506.0 1469.4,506.0 1474.0,966.0 1483.0,1473.4 949.0,1477.3 170.1,1480.1 160.6,973.8 156.0,504.0 149.5,82.7 205.8,43.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0044/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[156.0,504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.716421,41.461635]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,966.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.713185,41.460789]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p45","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0045","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1607.4,1964.8 1327.0,1951.2 1327.0,1955.5 1068.7,1942.3 822.6,1950.5 577.2,1935.2 128.1,1890.7 138.6,1879.0 72.1,1847.9 37.9,886.7 98.2,53.9 97.7,45.2 593.4,50.0 836.2,54.9 1619.0,55.5 1614.0,1402.4 1613.5,1435.7 1607.4,1964.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0045/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[836.0,1389.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70730958340503,41.460372219749296]}},{"type":"Feature","properties":{"resourceCoords":[836.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70415286499193,41.46041638650173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0046","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.8,1929.2 1201.1,1935.7 1095.8,1934.6 581.4,1946.5 114.9,1953.6 114.8,1941.1 123.7,1941.5 62.2,1428.5 72.1,74.8 106.4,34.5 555.9,68.9 801.3,78.8 1046.9,65.0 1305.2,72.4 1305.1,68.2 1585.5,75.5 1592.5,730.3 1569.6,787.8 1546.0,826.3 1556.1,1609.8 1664.0,1665.0 1664.0,1686.9 1557.8,1689.6 1562.8,1929.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2114.0,1892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7130669691572,41.458009138553926]}},{"type":"Feature","properties":{"resourceCoords":[573.0,1892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7130531397337,41.460803765905595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p47","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0047","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.0,905.7 115.4,664.9 121.1,173.5 437.7,158.5 638.9,66.7 1118.2,98.7 1219.8,182.1 1566.8,203.6 1520.2,671.3 1476.8,1145.1 1421.4,1695.9 1410.8,1767.7 113.3,1740.8 112.7,1681.8 107.8,1681.8 110.0,905.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[587.0,189.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7029583656785,41.461744248247854]}},{"type":"Feature","properties":{"resourceCoords":[1164.0,1415.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7014898968905,41.45952638948518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p48 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.50"},{"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":"6660.0"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.7,1757.7 680.5,1730.5 690.2,1756.9 1387.3,1721.9 1564.5,1634.2 1601.2,1543.3 1576.3,967.0 1495.1,695.4 999.5,662.8 998.7,663.2 713.9,788.5 710.5,785.2 707.0,786.7 707.0,781.6 625.6,700.5 672.5,191.5 605.5,94.5 162.0,79.5 82.8,188.0 83.9,652.6 88.9,1123.0 89.7,1670.1 88.6,1694.0 85.7,1757.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__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":[-81.70073382069236,41.46211361387168]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69666902270774,41.46186283916466]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2018.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69707175292697,41.458144728362704]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2018.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.7011365509116,41.45839550306972]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p48 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.26"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2828.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3832.0"},{"label":"split_canvas_h","value":"3146.8"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1017.6,654.9 1034.9,647.6 1043.4,644.0 988.9,66.7 771.0,112.2 741.8,727.4 1017.6,654.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0048__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[707.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.70109884284884,41.458358039763816]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.70079257218018,41.46012397440596]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,786.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69887033305687,41.45993408922744]}},{"type":"Feature","properties":{"resourceCoords":[707.0,786.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69917660372553,41.4581681545853]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0051","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"486.8,60.9 507.6,1.0 174.2,1.0 204.8,107.8 67.0,398.5 39.0,1792.4 12.6,1802.1 6.1,1918.2 1243.0,1942.0 1621.1,1949.4 1637.5,1033.0 1649.9,527.5 1640.7,39.0 486.8,60.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0051/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[132.0,1021.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72256037163136,41.45482231889384]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,1021.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.72156718155362,41.457426231038994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0052/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p52","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.63"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0052/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0052","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"175.2,1233.2 572.1,36.6 931.9,143.7 1154.4,146.3 1154.6,183.1 1533.2,292.2 1532.7,382.5 1527.4,744.5 1522.3,1294.9 1559.3,1307.0 1424.7,1681.0 1415.6,1676.8 1353.2,1854.7 1354.0,1819.3 538.6,1905.4 98.8,1880.5 64.2,1191.8 175.2,1233.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0052/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[246.0,1237.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7203540293832,41.454141043767436]}},{"type":"Feature","properties":{"resourceCoords":[542.0,38.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71970565869142,41.45632014308781]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p53","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0053","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1664.0,1248.7 1664.0,1324.0 1165.7,1878.8 1165.6,1901.0 794.9,1795.3 794.6,1759.3 576.9,1757.3 224.6,1653.5 342.5,1295.3 346.8,1265.1 362.0,86.8 803.4,209.3 804.2,149.2 1169.2,140.6 1169.1,156.6 1581.4,157.5 1581.5,231.8 1572.7,573.9 1550.9,724.1 1546.9,1108.8 1546.2,1173.0 1570.5,1181.3 1584.8,1224.9 1664.0,1248.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[800.0,696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71826159731604,41.458113824843686]}},{"type":"Feature","properties":{"resourceCoords":[1563.0,1651.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71633433910004,41.456377663837856]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p54","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0054","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"134.1,1496.3 119.4,1452.7 95.0,1444.5 96.1,994.0 116.7,843.1 122.9,499.7 119.0,78.5 118.2,43.3 896.3,48.6 1429.8,50.3 1427.1,154.1 1428.0,510.4 1664.0,509.1 1664.0,564.5 1664.0,656.5 1592.4,791.2 1501.0,959.1 1421.7,967.6 1425.2,1091.2 1299.7,1342.7 1228.8,1494.2 1158.6,1629.0 1086.8,1774.1 134.1,1496.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0054/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[488.0,1563.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71543004824811,41.45705056156388]}},{"type":"Feature","properties":{"resourceCoords":[1425.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71317206363204,41.45981594611258]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0055","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"253.5,1282.7 322.2,1147.2 391.4,995.2 514.3,742.8 509.4,619.4 588.5,610.0 678.2,441.4 825.4,157.7 1596.3,151.8 1634.1,175.2 1638.5,742.8 1635.8,1143.2 1622.3,1177.4 1629.1,1222.8 1635.9,1701.5 1664.0,1701.7 1664.0,1706.7 1664.0,1741.2 1535.7,1839.3 12.9,1801.3 28.1,1768.6 63.9,1690.8 96.0,1621.0 173.6,1448.3 253.5,1282.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1630.0,614.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71039832521083,41.45818033614585]}},{"type":"Feature","properties":{"resourceCoords":[1630.0,1162.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71039610420115,41.457170331189246]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p56","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0056","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"188.0,1218.3 181.4,1172.4 195.1,1138.0 199.1,734.0 196.6,161.4 253.5,184.7 1428.3,182.1 1461.3,182.1 1469.9,1204.7 1463.7,1204.8 1472.2,1714.2 193.4,1701.2 188.0,1218.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0056/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1466.0,726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707289,41.457969]}},{"type":"Feature","properties":{"resourceCoords":[198.0,457.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.710383,41.458449]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p57","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0057","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1566.8,1774.5 194.7,1748.4 190.7,1238.0 197.0,1238.0 197.6,213.6 1535.8,212.1 1540.6,212.2 1566.8,1774.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0057/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[197.0,1238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7072737,41.4570946]}},{"type":"Feature","properties":{"resourceCoords":[197.0,487.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707299,41.458464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p58","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0058","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.9,1690.0 218.4,262.7 1501.3,289.9 1499.0,305.6 1511.0,306.2 1523.1,532.0 1485.7,1266.5 1412.1,1637.3 1354.3,1705.0 231.9,1690.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0058/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[221.0,1228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703978,41.457108]}},{"type":"Feature","properties":{"resourceCoords":[221.0,749.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.704003,41.457993]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p59 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"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":"6660.0"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.4,1714.6 91.0,1726.8 109.9,1733.0 694.0,1926.6 714.0,1863.5 796.4,1687.4 843.0,1591.4 862.6,1551.1 952.1,1351.3 1185.3,881.0 1287.7,674.5 1359.8,527.4 1442.3,355.1 1452.5,335.3 576.6,66.4 576.1,142.5 68.8,700.2 67.7,812.1 61.3,1170.1 54.4,1714.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[456.0,488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71637217821332,41.45634854405996]}},{"type":"Feature","properties":{"resourceCoords":[456.0,2.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71640310999734,41.45723635574632]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p59 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2738.4"},{"label":"split_canvas_y","value":"4737.6"},{"label":"split_canvas_w","value":"3921.6"},{"label":"split_canvas_h","value":"3334.4"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"811.5,1791.7 801.0,2012.6 1322.8,2014.6 1341.9,1932.2 1455.5,1961.1 1467.1,1918.6 1565.7,1689.8 1635.0,1494.6 1646.7,1460.0 1053.3,1249.2 937.1,1491.5 888.1,1617.7 879.1,1613.1 811.5,1791.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0059__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1497.1,1861.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71601108535526,41.45300413009709]}},{"type":"Feature","properties":{"resourceCoords":[1684.0,1468.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71561065861029,41.45372030070106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p60 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2829.6"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"5242.4"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"11.6,1429.5 35.8,1423.3 121.0,1671.2 221.1,1754.2 875.2,1821.9 1346.5,1974.1 1353.6,2017.0 1442.0,2012.5 1564.2,1929.3 1650.0,1932.0 1572.4,1236.2 1522.8,926.5 786.5,911.4 669.8,900.5 582.2,872.3 271.4,768.0 159.0,743.0 153.4,769.1 11.6,1429.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[680.0,1623.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71122001455186,41.449698838827295]}},{"type":"Feature","properties":{"resourceCoords":[1102.0,916.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70996470265443,41.45088216161766]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p60 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.95"},{"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":"6660.0"},{"label":"split_canvas_h","value":"3570.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1490.0,76.1 1310.8,72.0 578.7,47.7 232.9,38.5 105.7,35.0 39.2,33.4 85.2,70.3 59.7,548.2 108.2,689.4 1038.9,882.6 1407.6,884.6 1552.1,796.9 1493.5,116.1 1490.0,76.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0060__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[151.0,667.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.715734,41.451492]}},{"type":"Feature","properties":{"resourceCoords":[616.0,667.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71471,41.451139]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p61","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0061","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"991.1,1983.8 950.6,1965.0 871.8,1931.2 749.8,1879.1 276.8,1654.5 101.8,1571.3 150.4,73.5 1029.7,67.8 1029.7,57.5 1437.6,171.7 1631.7,221.2 1592.8,592.9 1539.2,577.8 1565.8,953.3 1664.0,982.1 1664.0,1139.3 1664.0,1192.8 1526.5,1720.8 938.2,1909.9 1027.4,2000.7 991.1,1983.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1020.0,793.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7124476584812,41.45431843752473]}},{"type":"Feature","properties":{"resourceCoords":[1020.0,452.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71161428362146,41.45432414757223]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p62 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"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":"6660.0"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1126.8,702.1 1139.0,706.5 1178.4,599.2 1322.0,306.6 1043.0,259.3 479.4,156.9 443.3,303.0 206.2,244.1 175.6,236.6 140.8,605.5 87.4,591.0 117.7,963.0 215.3,990.6 217.4,1199.5 98.6,1675.8 560.2,1846.3 577.9,1810.3 727.9,1505.0 1049.7,860.7 1126.8,702.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[266.0,1005.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.712931,41.453042]}},{"type":"Feature","properties":{"resourceCoords":[1238.0,479.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.711637,41.451245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p62 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3420.0"},{"label":"split_canvas_y","value":"3642.0"},{"label":"split_canvas_w","value":"3240.0"},{"label":"split_canvas_h","value":"4430.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1070.3,1901.7 1352.8,1839.4 1396.3,1875.2 1461.7,1877.6 1546.8,1881.0 1515.7,1389.6 1466.3,1398.2 1053.5,944.8 1041.4,976.5 1008.2,1062.8 1007.7,1128.6 1009.0,1321.0 1022.9,1420.8 1047.8,1619.6 1061.8,1860.0 1070.3,1901.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0062__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1023.0,1428.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71573152423191,41.45365662555248]}},{"type":"Feature","properties":{"resourceCoords":[1023.0,1863.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71616648980188,41.45292291050423]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p63","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0063","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1321.6,1820.5 830.0,1827.0 830.0,1804.7 31.6,1604.5 34.7,1592.3 146.8,1181.1 136.4,1181.2 124.7,296.5 159.1,297.4 288.9,198.1 289.0,158.2 1557.8,167.6 1570.3,333.5 1557.8,333.2 1556.1,602.0 1552.5,602.0 1562.8,1142.6 1314.9,1145.8 1318.0,1593.0 1321.6,1820.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1318.0,1593.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707803,41.453568]}},{"type":"Feature","properties":{"resourceCoords":[830.0,1827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.708987,41.45314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p64","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0064","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1175.5,1587.3 13.5,1588.0 13.3,1143.8 259.5,1142.2 252.7,605.1 256.3,605.0 259.7,338.1 272.2,338.4 260.8,173.6 1612.6,192.4 1616.8,381.5 1590.6,380.7 1591.1,600.3 1605.0,600.5 1615.4,1134.3 1334.1,1128.3 1181.5,1135.0 1177.9,1452.5 1175.5,1587.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[244.0,608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70726021837895,41.45536751382341]}},{"type":"Feature","properties":{"resourceCoords":[1586.0,608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7039791395429,41.45538892014325]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p65","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0065","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"636.5,1611.5 636.9,1595.0 73.3,1598.1 76.0,1283.7 227.2,1276.6 505.9,1281.8 494.0,753.0 480.3,752.9 479.2,535.3 505.1,536.1 499.1,292.5 1620.6,290.4 1611.2,301.8 1583.2,1119.4 1565.3,1275.6 1535.9,1570.0 1514.0,1843.4 1511.4,1871.4 974.6,1778.2 970.0,1784.0 632.1,1784.7 636.5,1611.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[970.0,1784.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.702743,41.453501]}},{"type":"Feature","properties":{"resourceCoords":[494.0,753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703933,41.455403]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p66","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0066","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1023.3,1742.0 296.3,1617.5 182.3,1589.3 99.8,1548.3 152.2,1268.0 264.8,701.8 118.2,662.9 181.6,425.0 237.1,212.7 1027.2,422.0 1026.9,444.1 1515.1,444.1 1514.3,730.4 1519.0,1009.3 1518.6,1534.1 1513.6,1829.5 1023.3,1742.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0066/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[609.0,720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70999848802529,41.45262236201809]}},{"type":"Feature","properties":{"resourceCoords":[1510.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70778437591946,41.452138444781205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p67","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0067","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"253.5,1515.4 257.1,985.5 254.0,704.0 256.5,414.9 257.3,186.8 1430.0,201.0 1428.5,713.3 1379.4,712.2 1363.0,1840.5 526.3,1855.4 422.2,1843.3 246.7,1813.7 253.5,1515.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0067/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[254.0,704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707784,41.452629]}},{"type":"Feature","properties":{"resourceCoords":[1430.0,201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.704962,41.453588]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p68","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0068","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"801.0,1795.0 61.2,1828.0 55.4,709.5 104.0,709.6 95.5,201.9 96.7,90.8 97.0,67.0 666.2,61.5 665.9,78.1 663.6,186.8 662.2,253.1 1003.5,250.9 1008.1,245.1 1550.7,336.9 1545.7,392.1 1496.7,902.0 1466.5,1265.0 1411.7,1769.8 801.0,1795.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[801.0,1795.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7032312,41.4506722]}},{"type":"Feature","properties":{"resourceCoords":[97.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.704959,41.453835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p69","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0069","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.3,1872.8 792.7,1836.5 1294.8,1810.1 1621.5,1790.9 1603.7,1393.7 1566.6,610.7 1580.8,610.5 1576.7,172.2 1515.7,172.9 1515.6,156.6 1464.7,166.2 220.2,167.6 224.8,1.0 202.2,1.0 188.8,145.4 168.8,420.1 161.5,503.1 114.3,1010.0 85.4,1370.9 32.3,1872.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0069/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1085.0,1826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69915046864371,41.45080432615292]}},{"type":"Feature","properties":{"resourceCoords":[1085.0,1431.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69914939975173,41.45153225720832]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0070","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1370.5,1781.1 1518.2,1759.1 1569.4,1750.3 1533.7,679.9 1625.2,679.0 1625.5,482.6 1621.8,249.0 1519.4,249.1 1498.1,235.8 605.3,225.4 377.0,114.0 303.0,172.7 118.7,142.6 66.7,223.6 1.0,235.7 1.0,252.3 61.5,251.9 63.6,693.7 49.3,693.8 83.1,1483.2 99.2,1883.7 1092.7,1828.0 1370.5,1781.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[369.0,692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69718326212065,41.453048325643515]}},{"type":"Feature","properties":{"resourceCoords":[369.0,254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69718692738113,41.45384908851941]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0071/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p71","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0071/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0071","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1529.5,1633.1 1034.8,1733.5 1033.9,1786.7 634.4,1823.6 636.4,1691.5 258.1,1767.6 207.2,1775.3 192.0,1777.6 175.3,716.5 266.1,717.1 269.8,522.6 270.1,291.1 168.7,289.4 166.1,122.5 232.4,80.3 533.1,35.4 1387.9,75.3 1462.3,149.3 1422.2,151.7 1480.3,1497.0 1482.0,1496.5 1542.6,1486.1 1529.5,1633.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0071/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1038.0,1604.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69217314055314,41.45147403762766]}},{"type":"Feature","properties":{"resourceCoords":[260.0,1676.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69408420428255,41.45131097863831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p72","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.19"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0072","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"127.5,1373.0 103.6,1559.3 783.5,1408.4 820.3,1395.3 1467.0,1353.9 1591.9,1334.4 1558.2,1331.6 1609.1,341.8 1547.6,80.7 360.9,134.2 184.5,82.1 112.2,1.0 70.0,1.0 46.0,1382.1 47.7,1381.8 127.5,1373.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[786.0,326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.689528,41.453689]}},{"type":"Feature","properties":{"resourceCoords":[786.0,1390.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6893199,41.451783]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0073/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p73","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0073","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1460.2,1964.8 402.2,1937.8 316.2,1848.6 199.5,1846.4 203.8,1612.9 89.9,1457.5 46.8,1026.0 43.4,1025.3 72.0,330.4 72.0,330.1 70.0,18.4 556.1,106.7 728.6,135.2 830.9,146.8 1652.8,129.8 1639.7,827.6 1636.5,1383.0 1638.3,1739.7 1605.2,1768.7 1611.4,1930.6 1460.2,1964.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0073/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1093.0,812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70638789864836,41.44932941979547]}},{"type":"Feature","properties":{"resourceCoords":[83.0,32.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7089136326782,41.45073601469149]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0074/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p74","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0074/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0074","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1395.1,972.1 1320.5,1584.3 1166.5,1904.6 437.7,1837.0 143.1,1908.5 134.3,1747.0 167.0,1717.5 159.5,1361.3 154.0,806.6 156.1,109.6 888.4,77.7 1492.9,53.4 1450.0,459.2 1402.4,829.6 1402.4,829.9 1397.1,971.4 1395.1,972.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0074/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[624.0,1446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70387450339831,41.44813869473437]}},{"type":"Feature","properties":{"resourceCoords":[154.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7050440997451,41.45062894280435]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0075__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p75 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"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":"6660.0"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0075__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0075","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.8,1106.4 441.4,976.3 881.3,931.7 1105.1,981.5 1271.7,1211.8 1403.6,1896.7 1526.1,1845.8 1592.6,1856.4 1594.5,1387.2 1597.9,1387.2 1597.1,910.8 1599.5,910.6 1599.8,530.1 1567.4,125.5 1438.3,133.4 943.6,160.3 194.3,197.5 154.2,599.3 109.3,966.1 104.8,1106.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0075__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1275.0,928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.699048,41.449348]}},{"type":"Feature","properties":{"resourceCoords":[787.0,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7002599,41.4507721]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p76","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"22"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0076","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.5,99.5 86.8,508.8 80.5,893.1 78.0,893.2 71.1,1374.5 67.7,1374.5 58.3,1848.5 260.3,1884.0 1018.9,1842.7 1246.7,1699.8 1494.5,1695.7 1549.8,1368.5 1569.5,1370.4 1573.9,1135.3 1568.2,1135.3 1560.3,1.0 1521.0,1.0 1512.1,1.2 1237.3,44.9 255.5,90.7 60.5,99.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0076/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[644.0,1226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.696836,41.448776]}},{"type":"Feature","properties":{"resourceCoords":[644.0,73.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.6968726,41.45091]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p77","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0077","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1451.6,2017.0 1445.0,2017.0 1441.8,2017.0 1440.8,1914.2 638.8,1958.6 390.1,1888.0 362.9,1762.5 118.7,1737.8 124.3,1500.7 118.5,1500.7 116.5,350.2 215.3,336.9 281.8,326.6 332.9,318.7 713.0,241.1 711.4,373.9 1112.8,335.5 1113.5,282.1 1610.5,179.6 1451.6,2017.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0077/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1108.0,713.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.692169,41.450444]}},{"type":"Feature","properties":{"resourceCoords":[705.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.693134,41.449526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0078/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p78","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.43"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0078/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0078","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.2,1273.0 106.0,272.8 114.2,270.6 117.0,362.8 437.7,236.6 454.6,227.4 767.5,156.8 827.1,137.7 895.6,132.4 1071.1,233.6 1272.6,284.6 1431.9,272.4 1562.4,225.3 1566.0,465.5 1547.8,518.7 1478.0,531.5 1488.2,664.0 1575.0,775.6 1601.5,925.3 1547.5,1192.2 1540.0,1433.3 1507.5,1495.0 1330.3,1564.2 1288.3,1648.9 1132.2,1749.7 645.1,1765.1 398.1,1847.0 172.1,1864.5 117.4,1831.7 82.9,1723.3 81.9,1468.1 118.1,1358.0 109.3,1273.5 114.2,1273.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0078/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69134780959723,41.452735179644634]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.68330671860548,41.45226700620429]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2018.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.68405844917149,41.4449104698135]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2018.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.69209954016324,41.445378643253854]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0080__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p80 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"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":"3401.6"},{"label":"split_canvas_h","value":"8072.0"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0080__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0080","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"759.2,1017.1 745.5,1016.8 704.1,1016.0 708.1,991.5 716.3,598.3 748.7,599.0 752.3,120.2 745.7,97.4 244.6,83.3 99.2,135.9 49.0,337.9 98.3,1691.9 1.0,1737.9 1.0,1771.1 35.2,1755.2 45.5,1777.7 742.6,1402.2 751.9,1397.2 760.9,1051.9 759.2,1017.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0080__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[720.4,1009.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70797424694099,41.442840694634846]}},{"type":"Feature","properties":{"resourceCoords":[720.4,342.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70727297316756,41.44395127308776]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0081/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p81","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0081/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0081","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1150.3,195.4 1350.6,522.9 1561.4,876.7 1562.0,1058.0 1557.2,1878.2 1121.7,1878.0 1121.6,1889.8 690.7,1901.0 690.6,1905.4 309.0,1868.7 310.5,1428.0 335.2,1428.2 291.0,626.5 295.6,628.8 551.0,628.0 550.0,288.9 1118.2,142.9 1150.3,195.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0081/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[551.0,628.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.708318,41.441691]}},{"type":"Feature","properties":{"resourceCoords":[1562.0,1058.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.709381,41.439833]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0082/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p82","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0082","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1566.0,962.3 1565.3,703.2 1569.0,104.9 1128.7,104.5 1128.6,116.4 693.0,127.6 692.9,132.1 307.1,94.8 307.4,1.0 279.1,1.0 279.6,179.4 183.3,209.3 236.2,579.8 147.5,691.2 111.6,1136.1 149.6,1462.2 290.7,1573.0 291.4,1862.1 150.6,1870.5 458.8,1929.4 457.8,1911.4 683.2,1920.2 705.1,1939.3 1123.0,1929.7 1562.0,1930.9 1566.0,962.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0082/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[688.0,950.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.71344053518834,41.4414539910621]}},{"type":"Feature","properties":{"resourceCoords":[1118.0,950.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7134433005671,41.44067135180525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0083/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p83","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0083/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0083","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"568.5,1384.5 257.3,1519.0 156.0,1284.7 177.1,934.6 176.6,899.7 121.6,896.7 126.5,872.4 148.1,479.4 180.4,481.2 200.4,2.6 272.5,289.1 594.8,277.5 824.2,106.5 1568.2,122.2 1553.3,552.3 1535.2,979.9 1522.8,1224.1 1511.0,1523.8 1439.5,1556.7 1240.5,1649.8 1069.1,1724.5 999.6,1763.9 943.4,1825.0 926.2,1849.0 568.5,1384.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0083/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[146.0,272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70735391323963,41.44387975641393]}},{"type":"Feature","properties":{"resourceCoords":[718.0,1331.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70709617354555,41.441672293693856]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0084__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p84 [3]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1488.4"},{"label":"split_canvas_w","value":"4477.6"},{"label":"split_canvas_h","value":"6583.6"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0084__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0084","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"615.1,1813.9 1045.3,1811.7 1044.2,1079.7 1047.8,1006.9 1000.7,975.0 808.0,859.1 587.9,719.5 472.9,651.5 472.9,651.6 113.3,439.1 115.1,513.1 122.0,729.3 122.8,913.4 131.4,991.6 164.7,1066.2 211.4,1142.8 408.1,1465.4 615.1,1813.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0084__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[156.1,1052.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707034,41.440689]}},{"type":"Feature","properties":{"resourceCoords":[808.3,1814.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.708937,41.439472]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0085/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p85","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0085/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0085","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1385.1,1840.2 1334.2,1833.3 1151.0,1808.3 1037.8,1792.8 1017.8,1790.1 988.8,1798.7 297.1,1881.8 253.6,1813.6 239.2,1791.0 353.8,1718.4 159.9,1009.5 65.8,1008.9 62.4,621.2 59.1,141.7 286.9,136.7 550.9,137.1 1108.8,120.5 1110.7,123.3 1407.8,88.2 1650.3,62.3 1663.9,124.8 1623.6,373.0 1534.8,901.5 1450.0,1497.5 1421.6,1648.8 1385.1,1840.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0085/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[86.0,1002.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70502067191286,41.43830129681396]}},{"type":"Feature","properties":{"resourceCoords":[86.0,151.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70679013727913,41.43914261973984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0086/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p86","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0086/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0086","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.6,1920.5 925.2,1534.0 995.8,1663.0 1398.2,1657.5 1372.2,1601.1 1460.6,1519.3 1399.1,1361.4 1513.7,1190.3 1483.1,1073.7 1542.3,908.0 1467.5,482.4 1584.6,118.3 1441.0,38.7 1228.8,46.6 1227.8,33.4 799.4,58.5 373.2,80.2 382.7,143.4 326.7,388.5 204.2,910.1 81.4,1499.2 43.5,1648.3 1.0,1812.7 1.0,1913.5 218.6,1920.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0086/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[537.0,1742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70112805271417,41.44045994513948]}},{"type":"Feature","properties":{"resourceCoords":[211.0,878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70338022141082,41.44069841366646]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p87","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0087","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1272.7,86.4 1595.9,77.6 1506.0,640.0 1487.0,628.0 1487.4,970.8 1488.5,1825.0 1013.9,1854.2 586.4,1844.9 586.5,1850.0 143.3,1847.5 145.9,1087.8 145.0,907.0 580.7,903.0 576.8,161.2 580.0,87.5 705.3,90.0 1272.7,86.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0087/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[145.0,907.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.708936,41.439833]}},{"type":"Feature","properties":{"resourceCoords":[1487.0,628.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.708267,41.437354]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0088/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p88","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0088/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0088","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1483.2,802.4 1477.7,1817.1 996.2,1835.5 996.3,1826.9 572.6,1835.0 130.1,1849.9 136.0,1005.0 136.1,749.6 141.9,101.8 584.7,106.8 584.7,101.6 1011.8,113.3 1486.3,86.8 1483.5,753.5 1483.2,802.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0088/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[136.0,1005.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.713476,41.439856]}},{"type":"Feature","properties":{"resourceCoords":[1009.0,758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.712867,41.438244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0089/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p89","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0089/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0089","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1198.2,1856.6 803.7,1860.8 234.1,1855.1 188.3,1853.4 108.4,1850.4 60.9,1817.5 320.6,1411.9 338.4,1384.1 529.9,1083.5 451.1,1031.5 675.8,328.5 812.0,330.0 812.2,303.2 813.5,152.6 1209.0,144.9 1209.0,141.8 1585.3,124.6 1583.0,330.0 1583.4,1860.9 1198.2,1856.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0089/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[812.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703178,41.43776]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703157,41.436343]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p90","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0090/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0090","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"303.8,1720.6 313.9,1670.1 390.5,1664.5 396.8,1445.5 7.0,739.0 135.9,667.8 129.0,264.7 551.6,68.1 740.0,106.2 1092.0,62.2 1276.7,169.3 1611.7,669.9 1616.0,1252.9 1625.0,1263.2 1406.0,1913.3 1085.6,1836.4 867.8,1790.6 518.5,1713.3 437.8,1697.8 292.4,1778.2 303.8,1720.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0090/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[879.0,641.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.699125,41.440654]}},{"type":"Feature","properties":{"resourceCoords":[7.0,739.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.701118,41.441273]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0091/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p91","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0091/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0091","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"621.0,1885.1 132.1,1840.0 134.0,799.6 134.1,751.9 134.5,108.5 616.6,142.5 616.7,133.8 1093.4,130.8 1093.4,126.7 1533.7,116.4 1533.1,331.8 1531.2,1032.5 1541.1,1035.1 1610.1,2017.0 1557.0,2017.0 1527.3,2017.0 1527.8,1907.9 1088.8,1848.0 1088.8,1860.4 620.8,1862.1 621.0,1885.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0091/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.0,1021.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.713542,41.435556]}},{"type":"Feature","properties":{"resourceCoords":[611.0,785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7129432,41.436467]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0092/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p92","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0092/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0092","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"652.1,2017.0 649.1,1903.7 1502.5,1848.5 1546.3,117.2 1540.8,1.0 1469.0,1.0 1470.4,173.4 1055.1,193.2 1055.1,195.0 669.0,192.8 669.0,336.0 493.8,225.0 138.6,14.7 115.6,1.0 109.5,1.0 59.8,11.9 63.1,507.9 68.2,1230.3 78.3,1233.0 131.2,1894.5 326.9,2017.0 652.1,2017.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0092/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[669.0,336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.711408,41.433608]}},{"type":"Feature","properties":{"resourceCoords":[1032.0,1225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.713592,41.432964]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0093/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p93","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0093/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0093","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.4,1850.5 1103.8,1860.2 1103.8,1864.4 615.9,1866.5 615.8,1875.5 122.4,1839.8 124.5,977.3 125.5,634.6 144.4,646.6 236.5,84.9 306.2,83.2 689.7,82.7 1081.9,77.6 1529.3,68.8 1587.9,67.8 1587.8,374.1 1582.6,374.2 1584.4,1552.0 1609.6,1567.5 1555.6,1578.6 1554.4,1850.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0093/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1312.0,377.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707637,41.435163]}},{"type":"Feature","properties":{"resourceCoords":[631.0,951.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7090479,41.4364217]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0094/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p94","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0094/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0094","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1476.0,1579.5 1475.7,1750.4 1066.3,1765.9 1066.3,1767.7 685.9,1761.9 684.5,1903.0 513.0,1792.0 165.0,1581.4 115.9,1551.5 111.8,382.2 117.0,382.2 116.5,78.1 294.9,74.4 505.2,73.3 708.7,68.4 909.5,63.9 1281.1,62.2 1469.0,127.7 1664.0,188.0 1664.0,207.8 1553.2,186.4 1495.3,237.4 1546.6,1580.2 1476.0,1579.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0094/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1476.0,1556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.710554,41.432134]}},{"type":"Feature","properties":{"resourceCoords":[296.0,380.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.707627,41.434321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0095/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p95","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0095/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0095","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1571.5,1837.8 1365.5,1840.5 1152.7,1839.4 913.3,1841.7 463.7,1846.5 69.7,1848.1 63.6,316.9 466.0,302.0 912.1,305.6 1366.0,302.0 1580.8,300.6 1599.0,1837.4 1571.5,1837.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0095/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[466.0,302.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7031133,41.4356038]}},{"type":"Feature","properties":{"resourceCoords":[1366.0,302.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703097,41.43395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0096/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p96","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0096/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0096","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.8,1693.4 82.2,174.3 238.4,173.4 587.4,176.9 616.9,146.8 1014.6,120.5 1014.6,125.1 1383.5,98.7 1383.5,110.3 1378.9,112.7 1453.0,795.5 1415.4,1840.3 1320.5,1904.8 1026.5,1844.5 1025.8,1824.5 831.4,1761.9 644.2,1694.2 272.6,1691.5 98.8,1693.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0096/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1384.0,568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.704039,41.431129]}},{"type":"Feature","properties":{"resourceCoords":[261.0,174.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.703085,41.433223]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0097/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p97","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0097/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0097","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.5,1897.5 1634.5,1711.1 1634.5,1560.3 1625.4,657.8 1624.3,385.8 1593.9,283.6 1526.3,128.2 960.5,311.1 681.1,274.2 379.8,61.0 194.7,102.1 659.8,610.5 436.5,854.8 290.4,1024.0 52.9,1293.5 1.0,1355.8 1.0,1524.6 97.0,1605.8 200.3,1693.0 229.7,1701.3 862.0,2003.4 861.8,1934.0 1257.8,1922.0 1257.8,1918.9 1634.5,1897.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0097/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[744.0,531.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69930886905442,41.43797737620304]}},{"type":"Feature","properties":{"resourceCoords":[1248.0,1706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7021847004441,41.43705223231674]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0098/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cleveland, Ohio | 1952 | sanborn06648_065 p98","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T03:38:25Z","modified":"2026-10-17T03:38:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0098/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0098","type":"ImageService3","width":1665,"height":2018},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"263.5,1385.9 252.7,1184.0 237.7,1168.9 241.6,991.9 242.9,805.0 244.2,577.4 248.9,353.8 244.2,152.0 440.6,156.1 516.0,157.7 967.9,162.4 1104.0,164.7 1155.5,150.5 1234.0,118.3 1258.5,200.0 1342.2,245.9 1522.8,238.6 1475.8,377.5 1533.5,783.6 1488.6,1172.9 1417.2,1241.4 1040.5,1296.1 921.0,1374.6 910.8,1514.3 972.6,1548.7 839.4,1579.0 813.6,1758.9 484.2,1660.0 348.1,1657.2 297.0,1634.0 266.4,1573.1 272.2,1573.2 261.2,1385.9 263.5,1385.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06648195210:06648_10_1952-0098/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[798.0,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.70034445301482,41.43258148245172]}},{"type":"Feature","properties":{"resourceCoords":[1461.0,786.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.69714502092232,41.43411262042886]}}]}}]}