{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn06645_027.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cincinnati, Ohio | 1949 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"114"},{"label":"placed","value":"100"},{"label":"unplaced","value":"14"},{"label":"fit sources","value":"georef 49, georef-snap 46, snap:0 3, georef-street 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"8 sheet(s) cut into 16 panels"},{"label":"unplaced pages","value":"p0__1 (tier 3, 39.12638,-84.50591 +/-488m); p0__2 (tier 1, 39.12574,-84.50591 +/-232m); p328__1 (tier 2, 39.12132,-84.48090 +/-268m); p328__2 (tier 1, 39.12100,-84.47815 +/-120m); p351 (tier 2, 39.13602,-84.50405 +/-926m); p361__2 (tier 1, 39.13148,-84.48178 +/-116m); p368 (tier 1, 39.14133,-84.50225 +/-281m); p373 (tier 2, 39.13675,-84.48892 +/-194m); p379__1 (tier 1, 39.13765,-84.48192 +/-100m); p379__2 (tier 1, 39.13647,-84.47908 +/-126m); p380__2 (tier 2, 39.13436,-84.47785 +/-451m); p387__1 (tier 1, 39.13726,-84.48322 +/-100m); p387__2 (tier 2, 39.13933,-84.48312 +/-227m); p397 (tier 2, 39.14113,-84.48007 +/-166m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0311/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p311","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0311/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0311","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"666.9,0.0 667.3,81.0 1508.0,78.0 1504.5,836.5 1320.8,1157.0 1326.0,1640.2 1398.5,1778.0 1425.5,1932.2 -0.0,1949.0 -0.0,0.0 666.9,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0311/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1508.0,776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.507971,39.129]}},{"type":"Feature","properties":{"resourceCoords":[1508.0,78.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5078238,39.1302635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0312/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p312","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0312/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0312","type":"ImageService3","width":1632,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1632.0,1949.0 97.1,1949.0 71.6,1793.4 -0.0,1654.8 -0.0,1158.4 132.8,986.8 188.5,846.1 200.2,82.0 906.6,84.3 907.7,0.0 1626.2,0.0 1621.2,1098.2 1446.4,1162.5 1402.4,1179.0 1402.2,1917.9 1632.0,1921.2 1632.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0312/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[546.0,82.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5070222,39.1302132]}},{"type":"Feature","properties":{"resourceCoords":[546.0,786.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.507152,39.128948]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0313/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p313","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0313/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0313","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1552.3,1949.0 -0.0,1949.0 -0.0,1191.5 211.3,1110.1 200.8,0.0 1479.9,0.0 1493.7,1627.0 1570.4,1865.8 1552.3,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0313/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[855.0,1423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.503322,39.127575]}},{"type":"Feature","properties":{"resourceCoords":[1490.0,1423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.50188,39.12747]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0314/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p314","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0314/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0314","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.0,1949.0 -0.0,1949.0 -0.0,1910.5 105.8,1912.3 125.2,1831.0 53.7,1595.5 69.2,0.0 1475.9,0.0 1475.3,818.4 1618.8,855.0 1610.6,1843.5 1634.0,1843.6 1634.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0314/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50175889736236,39.12998599317975]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49799811253762,39.12976214375945]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49833989325445,39.12625780181145]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5021006780792,39.12648165123175]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0315/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p315","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0315/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0315","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1512.1,1949.0 147.5,1949.0 125.0,1889.0 140.6,911.8 -0.0,874.4 7.3,0.0 1526.0,62.5 1512.1,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0315/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1526.0,62.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.494798,39.129601]}},{"type":"Feature","properties":{"resourceCoords":[125.0,1889.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4983753,39.1264507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0316/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p316","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0316/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0316","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"251.7,34.9 1320.9,42.2 1304.3,1944.0 261.4,1939.3 251.7,34.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0316/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49537157247856,39.129700500864715]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49160507135274,39.129461958127024]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49196928495344,39.12595227655662]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49573578607927,39.12619081929431]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0317/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p317","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0317/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0317","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,37.6 47.2,37.5 46.9,0.0 1587.4,0.0 1513.6,500.7 1221.1,1342.2 1227.7,1949.0 -0.0,1949.0 -0.0,37.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0317/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49232690419971,39.12949889823118]}},{"type":"Feature","properties":{"resourceCoords":[1649.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48854762291839,39.129233632342476]}},{"type":"Feature","properties":{"resourceCoords":[1649.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48894895243143,39.125744062526664]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49272823371275,39.12600932841537]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0318/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p318","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0318/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0318","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"866.5,1949.0 -0.0,1949.0 -0.0,1311.9 299.8,473.1 352.1,156.2 1595.9,172.7 1590.3,1878.6 866.7,1869.0 866.5,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0318/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[874.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.487565,39.128977]}},{"type":"Feature","properties":{"resourceCoords":[-196.0,1858.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.490355,39.125948]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0319/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p319","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0319/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0319","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1509.0,1861.0 153.8,1868.9 137.7,151.4 1499.3,144.0 1509.0,1861.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0319/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[137.0,81.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4858969,39.1288874]}},{"type":"Feature","properties":{"resourceCoords":[1509.0,1861.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4830852,39.1254531]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0320/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p320","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0320/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0320","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1248.9,1785.6 134.6,1766.7 81.0,192.7 1634.0,210.8 1634.0,1088.7 1248.9,1785.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0320/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48290852552103,39.12864796306905]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47916034545028,39.12829730598195]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47969572968123,39.12480463990253]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48344390975197,39.125155296989625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0321/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p321","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0321/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0321","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.2,1733.3 489.1,1052.2 504.4,185.1 961.5,203.6 771.8,529.5 772.1,565.0 772.1,565.0 1245.8,547.5 1268.4,1769.8 99.2,1733.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0321/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1020.0,1763.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.478384,39.124957]}},{"type":"Feature","properties":{"resourceCoords":[511.0,1014.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4793991,39.1264118]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0322/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p322","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0322/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0322","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1136.8,1688.3 301.8,1622.3 331.4,375.6 1143.6,382.1 1136.8,1688.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0322/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47827473535114,39.12783118368471]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47453550885899,39.12765839355996]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47479932265571,39.12417403564282]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47853854914786,39.12434682576757]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0323/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p323","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0323/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0323","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1649.0,1654.7 1649.0,1949.0 465.9,1949.0 136.0,1344.1 -0.0,1334.0 -0.0,33.5 1444.6,248.5 1649.0,1654.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0323/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4757044928335,39.127087085621106]}},{"type":"Feature","properties":{"resourceCoords":[1649.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47191605898803,39.126896465351024]}},{"type":"Feature","properties":{"resourceCoords":[1649.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47220444717182,39.1233983534867]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47599288101729,39.12358897375678]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p324 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6536.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"346.9,1718.7 346.7,1703.9 472.1,1651.7 1186.8,1269.1 1226.7,1426.7 1634.0,1351.1 1634.0,34.6 1316.7,152.1 350.5,175.4 352.6,366.7 156.5,347.6 153.1,826.0 -0.0,977.1 -0.0,1904.3 346.9,1718.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47270491501956,39.12712755762211]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.46893812389024,39.12684001872454]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.46937713266493,39.1233299589257]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47314392379425,39.12361749782327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p324 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"1386.8"},{"label":"split_canvas_y","value":"5404.4"},{"label":"split_canvas_w","value":"5149.2"},{"label":"split_canvas_h","value":"2391.6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.0,1949.0 1634.0,1684.8 867.0,1858.1 539.5,1949.0 1634.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0324__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[346.7,1351.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47329795368391,39.12487802508846]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1351.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47037034424761,39.12522574484814]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47016369610681,39.124163849670126]}},{"type":"Feature","properties":{"resourceCoords":[346.7,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47309130554311,39.123816129910445]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0325/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p325","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0325/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0325","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1393.1,133.3 1399.0,1787.0 993.2,1787.5 927.3,1712.1 931.4,1949.0 -0.0,1949.0 -0.0,216.2 195.9,214.3 195.7,168.7 195.4,134.8 1393.1,133.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0325/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[924.0,655.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.486322,39.12473]}},{"type":"Feature","properties":{"resourceCoords":[1399.0,1787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.485451,39.12262]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0326/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p326","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0326/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0326","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1474.4,166.9 1403.2,1823.9 179.2,1810.4 163.0,150.9 1474.4,166.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0326/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1442.0,858.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.482329,39.124113]}},{"type":"Feature","properties":{"resourceCoords":[428.0,150.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.484516,39.125551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0327/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p327","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0327/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0327","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.9,1797.5 66.8,273.4 1648.0,202.3 1648.0,1799.5 69.9,1797.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0327/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[760.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.482329,39.124113]}},{"type":"Feature","properties":{"resourceCoords":[760.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4800207,39.1238692]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p329 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6592.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"320.6,1339.3 1648.0,1347.2 1648.0,-0.0 316.1,-0.0 279.9,514.7 355.7,520.0 320.6,1339.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.0,1145.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.484261,39.120352]}},{"type":"Feature","properties":{"resourceCoords":[299.0,2140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4863915,39.1226831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p329 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4522.0"},{"label":"split_canvas_y","value":"5710.0"},{"label":"split_canvas_w","value":"2070.0"},{"label":"split_canvas_h","value":"2086.0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1648.0,1427.5 1263.6,1564.0 1230.9,1932.0 1648.0,1630.7 1648.0,1427.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0329__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1130.5,1427.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48521832845634,39.12286950735848]}},{"type":"Feature","properties":{"resourceCoords":[1648.0,1427.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4852114191393,39.121935629789185]}},{"type":"Feature","properties":{"resourceCoords":[1648.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48642555749419,39.12193023296372]}},{"type":"Feature","properties":{"resourceCoords":[1130.5,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48643246681122,39.122864110533015]}},{"type":"Feature","properties":{"resourceCoords":[1230.4,1932.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4863915,39.1226831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0330/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p330","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0330/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0330","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"686.6,1922.6 665.4,948.3 301.3,956.2 274.0,-0.0 1634.0,-0.0 1634.0,1949.0 759.5,1949.0 686.6,1922.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0330/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48244558505449,39.12054143305091]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48280291635983,39.11755256939967]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48736583398865,39.117885576975965]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48700850268331,39.120874440627205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0331/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p331","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0331/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0331","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,383.0 776.3,394.9 776.0,158.5 1175.3,626.3 1379.0,610.6 1350.3,240.2 1648.0,250.8 1648.0,1949.0 -0.0,1949.0 -0.0,383.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0331/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48829469608752,39.12321506340077]}},{"type":"Feature","properties":{"resourceCoords":[1648.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48448936626576,39.12300239191199]}},{"type":"Feature","properties":{"resourceCoords":[1648.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4848112908687,39.119486328728534]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48861662069046,39.11969900021732]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0332/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p332","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0332/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0332","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.0,1949.0 -0.0,1949.0 -0.0,59.6 1293.8,117.7 1634.0,69.0 1634.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0332/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4785827118003,39.12508852080805]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47477279599183,39.12481675362531]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4751877122562,39.12126640087011]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47899762806468,39.12153816805285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0333/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p333","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0333/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0333","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.8,1682.9 -0.0,1683.7 -0.0,279.0 1557.9,276.8 1554.8,1682.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0333/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[501.0,981.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5084873,39.1315806]}},{"type":"Feature","properties":{"resourceCoords":[1197.0,981.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.506876,39.1314738]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0334/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p334","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0334/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0334","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"178.7,1578.8 196.2,431.2 1529.2,444.5 1519.5,1607.2 178.7,1578.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0334/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[901.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.50434,39.13184]}},{"type":"Feature","properties":{"resourceCoords":[177.0,1663.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5061864,39.1301584]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0335/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p335","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0335/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0335","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"190.8,398.6 1641.0,392.0 1641.0,1519.6 177.5,1495.6 190.8,398.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0335/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1479.0,388.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.499838,39.131933]}},{"type":"Feature","properties":{"resourceCoords":[185.0,979.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502959,39.131021]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0336/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p336","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0336/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0336","type":"ImageService3","width":1640,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1232.7,139.9 991.9,1265.3 448.3,1266.3 437.7,128.7 1232.7,139.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0336/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5004434988561,39.13219835192722]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49667088587432,39.13196822791445]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49702097244756,39.128465836169035]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50079358542934,39.12869596018181]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0337/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p337","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0337/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0337","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1641.0,101.8 1641.0,1036.3 1556.2,1395.8 1547.7,1836.2 21.8,1785.8 76.3,1531.3 65.4,1525.2 397.1,96.1 1641.0,101.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0337/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[247.0,733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.497633,39.131774]}},{"type":"Feature","properties":{"resourceCoords":[863.0,1828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.496392,39.12971]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0338/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p338","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0338/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0338","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1383.6,181.8 1394.7,1858.6 281.0,1856.9 284.8,1412.8 476.0,559.9 504.2,107.1 1383.6,181.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0338/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4950737,39.1329713]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4912724,39.1327146]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49166419999999,39.1292231]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4954655,39.1294798]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0339/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p339","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0339/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0339","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1641.0,499.8 1540.7,1657.3 28.9,1668.7 2.7,59.3 1641.0,47.1 1641.0,499.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0339/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49190767767655,39.13253844666034]}},{"type":"Feature","properties":{"resourceCoords":[1641.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48807818685368,39.13224708508041]}},{"type":"Feature","properties":{"resourceCoords":[1641.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48852116585584,39.12869407293421]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49235065667871,39.12898543451414]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0340/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p340","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0340/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0340","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1423.5,1949.0 171.1,1949.0 305.4,512.3 307.8,124.2 1417.9,43.9 1423.5,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0340/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4887678594987,39.13243370399806]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48499855611702,39.132165301635766]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48540538823715,39.12867874912448]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48917469161883,39.12894715148678]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0341/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p341","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"17"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0341/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0341","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1641.0,552.2 1641.0,1424.1 1506.4,1374.4 1502.5,1949.0 133.1,1949.0 137.0,73.0 506.1,55.1 505.6,0.0 790.9,0.0 1641.0,552.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0341/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[837.0,675.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4840308,39.130937]}},{"type":"Feature","properties":{"resourceCoords":[137.0,73.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.48553,39.132124]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0342/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p342","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0342/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0342","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"557.2,288.4 1462.5,294.8 1448.2,326.5 1646.0,284.1 1646.0,1070.5 1264.6,1067.5 1267.2,1727.7 217.6,1725.3 192.0,1012.8 327.7,1055.9 291.1,196.1 557.2,288.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0342/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48276302487822,39.13145664543977]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47895201371698,39.131071752443646]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47953540814879,39.12754656701899]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48334641931004,39.12793146001511]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0343/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p343","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0343/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0343","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"973.9,1746.3 -0.0,1735.8 -0.0,1058.0 391.5,1062.7 394.7,255.3 191.4,298.1 328.2,0.0 1428.0,0.0 1453.2,848.5 973.9,1746.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0343/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47985551429856,39.131095086080826]}},{"type":"Feature","properties":{"resourceCoords":[1641.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47615282825726,39.130732754938]}},{"type":"Feature","properties":{"resourceCoords":[1641.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47670369974271,39.12729734335162]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48040638578402,39.127659674494446]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0344/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p344","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0344/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0344","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1819.2 705.9,577.0 714.9,395.6 1646.0,231.0 1646.0,1806.9 -0.0,1819.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0344/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4783065742641,39.130419383300016]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47455454945141,39.13015480691449]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4749555708823,39.12668413776746]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47870759569498,39.12694871415299]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0345/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p345","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0345/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0345","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1641.0,0.0 1641.0,1948.6 360.5,1757.0 365.9,219.6 1641.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0345/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[262.0,1129.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.47503,39.1280895]}},{"type":"Feature","properties":{"resourceCoords":[706.0,155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.473798,39.129784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0346/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p346","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0346/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0346","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1580.4,1949.0 1583.0,1841.9 1274.5,1949.0 327.6,1949.0 350.3,234.0 1646.0,0.0 1646.0,1949.0 1580.4,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0346/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47237327823385,39.13039889081613]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4684767068234,39.13017540393952]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.46881544798497,39.12657102278941]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47271201939542,39.12679450966603]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0347/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p347","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0347/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0347","type":"ImageService3","width":1641,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1573.5,1799.7 -0.0,1812.5 0.0,0.0 791.5,0.0 808.0,297.5 1558.2,184.4 1573.5,1799.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0347/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[851.0,1098.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5073995,39.1340416]}},{"type":"Feature","properties":{"resourceCoords":[1207.0,1802.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5067367,39.1327378]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0348/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p348","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0348/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0348","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"149.9,236.3 1430.0,209.3 1430.0,1776.3 1499.5,1776.3 1499.7,1949.0 148.5,1949.0 149.9,236.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0348/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[876.0,1064.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5041025,39.1338417]}},{"type":"Feature","properties":{"resourceCoords":[1500.0,1379.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5027342,39.1331905]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0349/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p349","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0349/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0349","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1586.6,337.3 1361.2,821.4 1341.2,1949.0 67.8,1949.0 67.5,1724.0 -0.0,1723.9 -0.0,201.8 1612.3,206.0 1586.6,337.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0349/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[68.0,1338.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5027342,39.1331905]}},{"type":"Feature","properties":{"resourceCoords":[1344.0,1921.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.499838,39.131933]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0350/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p350","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0350/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0350","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1141.5,1860.0 201.2,1836.8 221.2,814.6 256.8,667.8 468.1,260.4 495.9,129.8 1341.8,151.0 1374.2,494.2 1359.7,881.4 1141.5,1860.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0350/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50001927639697,39.13532814370036]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49615297418218,39.135124246996575]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49646204425447,39.131548118906665]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50032834646926,39.13175201561045]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0352/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p352","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0352/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0352","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"738.5,1587.2 -0.0,1657.0 -0.0,389.6 775.5,416.5 763.9,831.5 1057.5,848.1 1056.6,903.1 1297.5,913.4 1285.2,1259.8 1467.0,1268.0 1448.6,1622.8 1646.0,1632.7 1646.0,1697.5 735.0,1655.2 738.5,1587.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0352/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[748.0,1236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5055443,39.136176]}},{"type":"Feature","properties":{"resourceCoords":[1467.0,1268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.503866,39.13607]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0353/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p353","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0353/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0353","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"384.4,1607.1 180.1,1538.6 -0.0,1176.3 -0.0,824.5 1128.8,26.7 1108.9,1588.6 384.4,1607.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0353/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50409475021202,39.138194119457204]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50036784863205,39.1379821629621]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50069170688758,39.13450767357022]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50441860846755,39.13471963006532]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0354/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p354","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0354/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0354","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1292.7,1928.4 -0.0,1931.3 -0.0,361.0 349.1,330.1 349.7,575.7 1290.7,578.2 1292.7,1928.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0354/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1291.0,472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.498596,39.137609]}},{"type":"Feature","properties":{"resourceCoords":[353.0,1526.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.500943,39.135883]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0355/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p355","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0355/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0355","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1415.2,192.6 1187.3,938.9 1147.0,1395.4 1165.6,1665.1 285.0,1656.1 288.0,190.4 1415.2,192.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0355/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49920983694575,39.13798612025225]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49552850778704,39.13774925823795]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49589041912013,39.13431724310048]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49957174827884,39.13455410511478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0356/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p356","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0356/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0356","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"125.1,0.0 1305.7,0.0 1310.8,430.4 1404.8,429.3 1526.2,1851.7 1441.5,1850.0 1433.0,1949.0 1292.7,1949.0 1293.9,1846.9 40.5,1821.2 116.2,1294.5 70.0,520.0 125.1,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0356/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49699125928447,39.13620136747382]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49318241209095,39.13600843607129]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49347486422171,39.13248549241319]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49728371141524,39.13267842381571]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0357/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p357","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0357/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0357","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1559.7,1949.0 821.5,1876.3 -0.0,1716.9 -0.0,302.1 1065.7,380.4 1573.0,0.0 1633.0,0.0 1633.0,230.8 1434.8,211.8 1334.8,1242.7 1625.0,1274.7 1559.7,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0357/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4938194332812,39.13581280200164]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48999921263179,39.13587367237081]}},{"type":"Feature","properties":{"resourceCoords":[1633.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48990620907358,39.13231206429171]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.493726429723,39.132251193922535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0358/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p358","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0358/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0358","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"294.0,1054.5 -0.0,1050.2 -0.0,-0.0 587.9,0.0 1001.1,241.4 1000.1,1757.7 294.0,1754.5 294.0,1054.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0358/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[294.0,1054.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.489957,39.133544]}},{"type":"Feature","properties":{"resourceCoords":[294.0,1754.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.49008,39.132286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0359/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p359","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0359/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0359","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,254.6 899.1,779.2 1137.3,364.7 1132.0,1118.5 1633.0,1437.8 1633.0,1712.0 -0.0,1781.2 -0.0,254.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0359/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1254.0,1315.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.485477,39.132845]}},{"type":"Feature","properties":{"resourceCoords":[1378.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4851114,39.133642]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0360/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p360","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0360/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0360","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1385.6,1949.0 800.8,1524.2 510.6,1523.6 509.1,1312.2 -0.0,991.2 -0.0,-0.0 1645.0,0.0 1645.0,1428.8 1506.8,1428.3 1479.0,1949.0 1385.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0360/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[247.0,727.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4851114,39.133642]}},{"type":"Feature","properties":{"resourceCoords":[845.0,1159.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.483834,39.132792]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0361__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p361 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6532.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0361__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0361","type":"ImageService3","width":1633,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1421.1,1949.0 1522.8,1742.0 1583.0,1459.7 1534.4,0.0 874.8,0.0 871.0,748.0 117.1,747.6 140.5,1186.1 -0.0,1193.0 -0.0,1775.0 473.8,1949.0 1421.1,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0361__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[321.0,1898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4818832,39.130928]}},{"type":"Feature","properties":{"resourceCoords":[321.0,1188.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.481666,39.132153]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0362/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p362","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0362/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0362","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1231.5,282.0 1285.9,1654.8 226.9,1660.3 272.6,1455.5 249.0,336.9 1231.5,282.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0362/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47913890383043,39.134103257779245]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47530006265569,39.133711933279656]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47589358846594,39.13015898040654]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47973242964068,39.13055030490613]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0363/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p363","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0363/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0363","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.8,49.4 409.2,48.5 1433.1,54.7 1439.3,1868.5 702.0,1867.3 186.2,1824.7 187.8,49.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0363/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1436.0,1046.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.474614,39.131704]}},{"type":"Feature","properties":{"resourceCoords":[190.0,587.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.473309,39.133876]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0364/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p364","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0364/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0364","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1058.7,55.6 1058.7,-0.0 1097.9,-0.0 1396.7,1880.0 162.7,1876.7 164.0,64.5 1058.7,55.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0364/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1397.0,1880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4767585,39.1296]}},{"type":"Feature","properties":{"resourceCoords":[164.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.472316,39.13156]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0365/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p365","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0365/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0365","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1504.0,1868.9 594.6,1926.6 460.2,1544.8 457.9,-0.0 1315.5,-0.0 1325.0,1138.9 1507.0,1139.0 1504.0,1868.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0365/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[997.0,1139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5075423,39.1413515]}},{"type":"Feature","properties":{"resourceCoords":[1507.0,1139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.507637,39.140433]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0366/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p366","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0366/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0366","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"505.3,59.1 1645.0,96.3 1645.0,1949.0 -0.0,1949.0 -0.0,1904.2 172.9,1901.1 182.0,1165.9 -0.0,1164.1 0.0,0.0 505.1,-0.0 505.3,59.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0366/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5049179284631,39.140611817664286]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5051872851783,39.137648064590515]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50968289475084,39.137897336368255]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50941353803564,39.140861089442026]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0367/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p367","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0367/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0367","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1107.0,299.6 1244.4,349.7 1579.4,348.9 1580.2,-0.0 1634.0,-0.0 1634.0,1647.3 1580.3,1648.6 1576.3,1937.4 65.5,1915.7 64.8,1858.3 -0.0,1858.9 0.0,-0.0 833.8,-0.0 858.2,295.7 1107.0,299.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0367/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50057381099514,39.13954930275874]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50088082158614,39.13651731557638]}},{"type":"Feature","properties":{"resourceCoords":[1634.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5055108202862,39.136803350738155]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5052038096952,39.139835337920516]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0369/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p369","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0369/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0369","type":"ImageService3","width":1634,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1012.9,1949.0 80.5,1949.0 66.8,841.3 -0.0,841.8 -0.0,342.5 76.5,340.8 75.0,90.5 1013.7,72.5 1012.3,299.1 1405.4,286.1 1410.9,1840.0 1012.9,1843.7 1012.9,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0369/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1015.0,1046.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4984299,39.1390346]}},{"type":"Feature","properties":{"resourceCoords":[75.0,90.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.500403,39.14089]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0370/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p370","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0370/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0370","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,272.1 1641.8,215.3 708.0,1825.7 -0.0,1823.5 -0.0,272.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0370/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4973235664939,39.14081897557681]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49355176183785,39.14056920999501]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49393062046985,39.13707863903929]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49770242512591,39.137328404621094]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0371/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p371","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0371/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0371","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"236.8,1053.2 602.6,450.6 869.7,557.4 948.9,548.1 1199.2,374.5 1210.0,1707.5 31.6,1703.2 236.8,1053.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0371/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4965333655137,39.13927491441035]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49275163805916,39.13909414288199]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49302818993675,39.13556426727511]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49680991739129,39.13574503880347]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0372/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p372","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0372/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0372","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,209.8 307.7,0.0 1457.1,0.0 1538.7,511.9 1645.0,501.2 1645.0,1533.8 1154.6,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0372/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49377990218646,39.13884895768059]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48991232993235,39.13868883804453]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49015520242096,39.13510955056671]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49402277467507,39.13526967020277]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0374/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p374","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0374/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0374","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1532.9,1271.4 1645.0,1468.5 1645.0,1949.0 -0.0,1949.0 -0.0,-0.0 526.2,-0.0 855.7,66.9 961.6,-0.0 1645.0,-0.0 1645.0,1207.5 1532.9,1271.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0374/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48678002658187,39.1383798248951]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48368000020119,39.136718859867585]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48619934493632,39.13384986247745]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.489299371317,39.13551082750496]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0375/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p375","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0375/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0375","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1631.0,1272.8 806.6,1400.4 306.9,1867.6 229.7,1888.3 -0.0,1833.3 -0.0,1696.7 411.9,733.2 590.4,137.6 1451.5,0.8 1530.1,753.0 1631.0,738.8 1631.0,1272.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0375/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4942200871597,39.14159761443252]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49052287266386,39.140992804282845]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49144816657642,39.137541924986145]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49514538107226,39.13814673513582]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0376/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p376","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0376/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0376","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"448.5,1443.4 109.7,1462.7 161.9,923.0 58.6,927.4 52.9,159.4 1520.7,57.4 1656.0,1949.0 558.9,1949.0 448.5,1443.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0376/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49101000071995,39.141350606698225]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48725586201769,39.1410272063095]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48774315911902,39.13757608649533]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49149729782128,39.13789948688405]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0377/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p377","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0377/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0377","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1631.0,1949.0 1077.2,1949.0 839.0,1718.7 398.6,1440.3 77.0,1949.0 -0.0,1949.0 -0.0,27.6 134.1,28.0 79.8,105.5 199.0,34.5 435.0,42.3 435.2,0.0 1631.0,0.0 1631.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0377/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48757463720318,39.14100165334687]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48381265606409,39.14089130448456]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48398147665746,39.13737994893104]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48774345779655,39.13749029779335]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0378/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p378","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0378/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0378","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"891.4,983.5 1153.6,641.6 601.0,217.8 1039.4,257.6 1060.6,24.5 1094.9,0.0 1656.0,0.0 1656.0,1789.2 404.6,1618.0 891.4,983.5 891.4,983.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0378/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48633953571213,39.13773389464279]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48263139823634,39.13788789088878]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48239936940844,39.13447889067838]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48610750688424,39.134324894432396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0380__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p380 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6624.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0380__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0380","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.5,1949.0 1074.0,1949.0 1089.6,1868.5 1128.0,1408.6 1142.3,0.0 682.5,0.0 402.6,162.1 -0.0,155.8 -0.0,1672.8 75.7,1677.5 73.5,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0380__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1139.0,630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.475997,39.135629]}},{"type":"Feature","properties":{"resourceCoords":[114.0,1160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.478433,39.134825]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0381/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p381","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0381/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0381","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3.0,1949.0 0.1,76.1 779.5,81.2 827.9,0.0 1631.0,0.0 1598.0,1897.0 770.5,1884.1 770.0,1949.0 3.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0381/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[780.0,1331.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.47399,39.13752]}},{"type":"Feature","properties":{"resourceCoords":[1598.0,1897.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.472176,39.136389]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0382/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p382","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0382/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0382","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"959.9,220.4 1027.5,52.6 1551.6,50.6 1551.8,1834.1 192.2,1831.8 182.3,1057.0 116.8,1057.4 119.2,221.3 959.9,220.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0382/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[680.0,1830.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.475997,39.135629]}},{"type":"Feature","properties":{"resourceCoords":[680.0,222.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4722872,39.1353852]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0383/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p383","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0383/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0383","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1602.3,-0.0 1608.7,1856.7 -0.0,1850.3 -0.0,0.0 1602.3,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0383/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[119.0,826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.469491,39.138893]}},{"type":"Feature","properties":{"resourceCoords":[1040.0,306.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.468478,39.13716]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0384/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p384","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0384/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0384","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"918.6,1649.2 879.1,1800.2 839.5,1818.3 22.2,1820.4 14.2,-0.0 1656.0,-0.0 1656.0,1645.1 918.6,1649.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0384/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.46794952856756,39.1361352860085]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.46829184551432,39.13313526069176]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47281195942968,39.13344996809025]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47246964248292,39.13644999340699]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0385/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p385","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0385/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0385","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1769.4 -0.0,-0.0 1403.5,0.0 1416.3,272.5 1249.4,280.2 1327.0,1922.3 1400.8,1949.0 50.2,1949.0 -0.0,1769.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0385/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4821147,39.1410631]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4783151,39.1406948]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4788826,39.1371732]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4826822,39.1375415]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0386/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p386","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0386/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0386","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1566.3,21.5 1590.1,76.2 1585.4,1794.5 1138.7,1796.2 907.5,1949.0 842.1,1945.6 852.7,1949.0 588.1,1949.0 -0.0,1949.0 -0.0,1649.3 103.4,1665.5 -0.0,1623.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0386/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4792856624116,39.14027470400718]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47538683618367,39.14003772070338]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47574391511756,39.13645353574788]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47964274134549,39.13669051905168]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0388/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p388","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0388/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0388","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1656.0,47.0 1656.0,1707.0 345.8,1949.0 45.9,1949.0 54.7,30.5 1656.0,47.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0388/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47222352912381,39.1334632362325]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4684073180558,39.133228485112355]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4687609997338,39.129719912160716]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.47257721080182,39.12995466328086]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0389/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p389","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0389/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0389","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1631.0,1916.0 1631.0,1949.0 802.5,1949.0 795.2,1100.1 377.0,1097.0 367.4,0.0 377.0,39.5 1487.4,32.7 1482.2,532.4 1274.2,537.8 1307.6,1923.5 1631.0,1916.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0389/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[377.0,1097.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.505757,39.1422298]}},{"type":"Feature","properties":{"resourceCoords":[377.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.505542,39.144113]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0390/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p390","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0390/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0390","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1464.0,1949.0 -0.0,1949.0 -0.0,560.5 214.3,550.6 220.0,335.9 1507.6,343.4 1464.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0390/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50350048948566,39.14408240990644]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49971752515934,39.14389102679578]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50000538977373,39.14041983605655]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50378835410005,39.14061121916721]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0391/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p391","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0391/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0391","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"934.5,1788.0 936.3,1564.2 9.4,1580.0 20.7,0.0 933.6,0.0 934.8,186.8 1323.2,183.2 1325.5,550.2 1625.0,542.4 1625.0,1767.5 934.5,1788.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0391/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[934.0,563.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.49804,39.142588]}},{"type":"Feature","properties":{"resourceCoords":[934.0,1788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.498285,39.14037]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0392/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p392","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0392/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0392","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,987.3 -0.0,0.0 294.2,-0.0 1428.7,455.9 1488.2,1778.4 260.4,1786.5 218.2,984.1 -0.0,987.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0392/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49223774815047,39.142686500462624]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49259683551398,39.139691039696224]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49710233309295,39.14002053702912]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49674324572945,39.14301599779552]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0393/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p393","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0393/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0393","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1428.1,1866.4 40.3,1913.7 759.9,50.8 1199.1,105.2 1235.7,1220.2 1406.7,1215.0 1428.1,1866.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0393/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49268580708936,39.14463077768067]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4888915959024,39.1443950894851]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48925352059945,39.140840756927474]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4930477317864,39.14107644512304]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0394/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p394","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0394/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0394","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1492.7,1869.0 169.5,1862.5 169.5,1212.0 -0.0,1211.5 -0.0,98.0 1659.0,218.3 1659.0,1826.0 1492.6,1829.3 1492.7,1869.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0394/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[169.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.489627,39.142211]}},{"type":"Feature","properties":{"resourceCoords":[170.0,1862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.489698,39.14102]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0395/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p395","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0395/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0395","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1625.0,1949.0 1363.5,1949.0 1363.4,1779.7 355.2,1780.5 368.5,173.4 1191.4,224.7 1196.1,0.0 1625.0,0.0 1625.0,1185.8 1440.9,1230.9 1625.0,1686.4 1625.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0395/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48685113922018,39.14424785171207]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48303912950873,39.14413381870264]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48321423788815,39.14056277962163]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4870262475996,39.140676812631064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0396/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p396","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0396/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0396","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"997.9,1949.0 -0.0,1949.0 -0.0,1458.2 218.8,1511.8 346.2,991.6 196.2,0.0 1659.0,0.0 1659.0,1290.7 1266.2,1158.2 997.9,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0396/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48380997101098,39.14185494116559]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48193906491724,39.14215406989485]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48148913475097,39.14043736395556]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48336004084472,39.140138235226296]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0398/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p398","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0398/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0398","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1412.2,1766.5 -0.0,1743.8 -0.0,-0.0 1659.0,0.0 1659.0,218.9 1424.9,218.7 1376.1,608.4 1376.8,1677.5 1412.2,1766.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0398/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[826.0,1764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.47697,39.140099]}},{"type":"Feature","properties":{"resourceCoords":[826.0,227.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.476691,39.142881]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0399/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p399","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0399/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0399","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1625.0,1794.7 1516.2,1829.8 392.7,1838.0 -0.0,1789.2 -0.0,0.0 1625.0,-0.0 1625.0,152.1 1537.6,152.7 1542.9,961.5 1625.0,1009.6 1625.0,1794.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0399/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[628.0,1836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.475514,39.14169]}},{"type":"Feature","properties":{"resourceCoords":[942.0,1054.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4737598,39.1410165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0400/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p400","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0400/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0400","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"882.6,1949.0 -0.0,1949.0 -0.0,-0.0 1249.6,0.0 1247.8,306.7 1430.3,307.5 1428.0,661.3 1636.5,658.5 1634.9,1854.2 1069.0,1858.3 877.8,1925.0 882.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0400/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.51266452401912,39.14941830175242]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50496542229143,39.14894337793614]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50567980263955,39.14187913844771]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.51337890436723,39.14235406226399]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0401/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p401","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0401/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0401","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1480.2,1656.3 373.3,1645.7 373.8,275.9 1484.0,283.0 1480.2,1656.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0401/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[923.0,785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.50413,39.145581]}},{"type":"Feature","properties":{"resourceCoords":[1484.0,283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502752,39.146406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0402/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p402","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0402/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0402","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"222.0,308.0 1490.0,301.3 1477.5,1949.0 210.8,1949.0 222.0,308.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0402/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1483.0,1679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5000563,39.1437813]}},{"type":"Feature","properties":{"resourceCoords":[222.0,308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502752,39.146406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0403/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p403","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0403/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0403","type":"ImageService3","width":1631,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"25.4,183.8 1631.0,188.5 1631.0,821.3 1357.3,821.4 1380.4,1737.7 989.1,1748.7 984.3,1560.4 64.3,1577.8 25.4,183.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0403/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[979.0,1351.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.497891,39.143984]}},{"type":"Feature","properties":{"resourceCoords":[39.0,817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.499935,39.145118]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0404/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p404","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0404/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0404","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1086.3,1896.2 -0.0,1932.3 -0.0,666.2 269.3,672.9 284.9,51.3 1371.9,77.2 1381.6,1684.6 1086.1,1680.2 1086.3,1896.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0404/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[692.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.495145,39.145862]}},{"type":"Feature","properties":{"resourceCoords":[1086.0,1572.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4945,39.143052]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0405/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p405","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0405/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0405","type":"ImageService3","width":1625,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1618.6,0.0 1625.0,494.8 1441.2,504.7 933.8,1949.0 376.6,1949.0 338.3,1907.4 360.1,1907.4 365.4,0.0 1618.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0405/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49226715564929,39.14877389493432]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48848399477146,39.14847985137039]}},{"type":"Feature","properties":{"resourceCoords":[1625.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48893555702271,39.144936079096546]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49271871790054,39.14523012266048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0406/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p406","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0406/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0406","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"688.6,1949.0 689.9,1663.7 -0.0,1650.1 -0.0,18.3 376.6,30.2 566.3,89.6 762.3,283.2 1149.0,293.1 1149.1,640.8 1187.2,659.4 688.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0406/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4935446259132,39.14577240305404]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48971715328315,39.145551874261855]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4900484650528,39.1420441540775]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49387593768284,39.14226468286969]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0407/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p407","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0407/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0407","type":"ImageService3","width":1623,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,240.6 267.4,242.7 419.0,101.3 652.2,51.4 1623.0,54.8 1623.0,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0407/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[734.0,1684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.506202,39.149501]}},{"type":"Feature","properties":{"resourceCoords":[734.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502439,39.149255]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0408/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p408","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0408/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0408","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1399.5,43.0 1399.5,1550.0 693.0,1543.2 706.2,36.3 1399.5,43.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0408/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1400.0,1550.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5062799,39.1466125]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,43.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502752,39.146406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0409/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p409","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0409/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0409","type":"ImageService3","width":1622,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.9,-0.0 1154.3,-0.0 1142.2,167.3 1298.0,166.5 1338.6,1754.2 959.3,1779.3 749.1,1949.0 -0.0,1949.0 -0.0,205.1 183.9,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0409/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1218.0,1755.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.502439,39.149255]}},{"type":"Feature","properties":{"resourceCoords":[952.0,169.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.498754,39.149467]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0410/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p410","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0410/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0410","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,50.4 1467.4,77.9 1463.1,1656.0 -0.0,1627.5 -0.0,50.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0410/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49870503773066,39.148846658200206]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49895878187581,39.14585159415098]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5034586479605,39.146084128421904]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.50320490381534,39.14907919247113]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0411/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p411","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0411/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0411","type":"ImageService3","width":1622,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"340.8,1825.3 189.8,1949.0 -0.0,1949.0 0.0,-0.0 1288.9,-0.0 1288.3,94.5 1390.7,95.2 1390.7,1700.0 417.4,1710.0 340.8,1825.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0411/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49423009935666,39.15126949435572]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49458235324923,39.148379838933955]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49902839800542,39.1487103987114]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49867614411285,39.15160005413316]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0412/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p412","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0412/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0412","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.5,122.2 1605.3,1841.0 -0.0,1857.2 -0.0,106.5 1634.5,122.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0412/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49450328032262,39.148789855677336]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49486851246213,39.145793285758515]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49937064191974,39.14612798893756]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.49900540978022,39.14912455885638]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0413/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p413","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0413/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0413","type":"ImageService3","width":1622,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1792.1 -0.0,1453.5 169.0,1458.1 700.8,48.5 1229.5,34.2 1255.9,1918.1 466.9,1867.1 -0.0,1792.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0413/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[194.0,1392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.490473,39.14518]}},{"type":"Feature","properties":{"resourceCoords":[548.0,461.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.489468,39.1468535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0414/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p414","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0414/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0414","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1661.0,1949.0 -0.0,1880.2 -0.0,-0.0 1661.0,0.0 1661.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0414/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48776797032329,39.14757151791716]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48380090300422,39.14738815204408]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48407638997912,39.14375259114268]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.48804345729819,39.143935957015756]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0415/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1949 | sanborn06645_027 p415","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:39:54Z","modified":"2026-09-21T10:39:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0415/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0415","type":"ImageService3","width":1622,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.0,1748.0 187.2,0.0 1622.0,0.0 1622.0,1949.0 1493.5,1833.3 1258.2,1749.2 183.0,1748.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645194904:06645_04_1949-0415/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1034.0,956.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.492995,39.147125]}},{"type":"Feature","properties":{"resourceCoords":[183.0,1748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.495145,39.145862]}}]}}]}