{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn06725_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hamilton, Ohio | 1927 | 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":"115"},{"label":"placed","value":"99"},{"label":"unplaced","value":"16"},{"label":"fit sources","value":"georef-snap 48, georef 46, georef-street 2, snap:0 2, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"14 sheet(s) cut into 30 panels"},{"label":"unplaced pages","value":"p10__2 (tier 3, 39.40927,-84.55582 +/-546m); p11__1 (tier 1, 39.40513,-84.55910 +/-260m); p11__2 (tier 1, 39.40452,-84.55811 +/-100m); p16__2 (tier 1, 39.40685,-84.54566 +/-130m); p31__2 (tier 1, 39.39119,-84.56846 +/-100m); p43__2 (tier 1, 39.39021,-84.54999 +/-100m); p44__1 (tier 3, 39.40364,-84.53984 +/-1235m); p44__2 (tier 3, 39.40364,-84.53984 +/-1235m); p48__1 (tier 1, 39.38202,-84.55449 +/-197m); p48__3 (tier 1, 39.38104,-84.55352 +/-100m); p52__2 (tier 1, 39.39986,-84.54258 +/-185m); p71__2 (tier 1, 39.36912,-84.55247 +/-100m); p81__3 (tier 1, 39.40963,-84.58152 +/-156m); p85 (tier 2, 39.40989,-84.56284 +/-172m); p86__2 (tier 1, 39.41029,-84.56610 +/-207m); p9 (tier 1, 39.40755,-84.55675 +/-252m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p0","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0000","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"712.3,1620.1 712.8,1237.0 181.4,435.4 820.1,0.0 918.7,0.0 1242.3,480.9 1619.0,224.6 1619.0,1949.0 647.4,1933.4 712.3,1620.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0000/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5500310968616,39.404706729179004]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54675201064451,39.40422969489063]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54748999276053,39.401157939878914]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55076907897761,39.40163497416729]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p1","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0001","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1446.8,1772.0 994.8,1769.8 993.4,1503.0 -0.0,1508.1 -0.0,-0.0 583.6,0.0 582.4,375.6 748.3,376.1 753.4,186.2 783.0,163.6 1450.5,155.0 1448.7,1304.3 1619.0,1306.2 1619.0,1362.9 1442.3,1359.5 1446.8,1772.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[770.0,1772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5637651,39.3994891]}},{"type":"Feature","properties":{"resourceCoords":[1456.0,528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5612035,39.40116]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p10 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6444.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0010","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,1949.0 1611.0,1949.0 1611.0,467.8 800.0,464.7 799.8,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[50.0,713.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5569786,39.4086741]}},{"type":"Feature","properties":{"resourceCoords":[-65.0,1191.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5558554,39.4083653]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0012","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"70.6,1857.7 74.3,1602.3 -0.0,1602.4 -0.0,-0.0 1611.0,0.0 1611.0,192.7 1494.7,197.5 1484.7,1741.8 841.6,1739.2 482.8,1860.3 70.6,1857.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5567018792047,39.40705263342746]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55316121274824,39.40599023235573]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55481298979896,39.402657083677234]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55835365625542,39.40371948474897]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0013","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.8,369.1 106.3,177.6 -0.0,178.9 -0.0,-0.0 1445.2,0.0 1442.0,1446.3 1611.0,1634.5 1611.0,1694.7 1419.8,1886.1 2.4,1910.8 -0.0,374.9 108.8,369.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55323886922636,39.40636697337095]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54969535998221,39.40526387482105]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55141039420086,39.40192801577529]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55495390344501,39.40303111432519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0014","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 740.7,0.0 903.7,164.9 1041.4,1628.3 1039.6,1909.2 -0.0,1928.8 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55004172365584,39.405412661914575]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54653421347822,39.404313693380054]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54824280335416,39.401011678952045]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55175031353177,39.402110647486566]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p15","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"22"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0015","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,891.6 -0.0,-0.0 1611.0,0.0 1611.0,95.4 1391.2,111.0 1392.8,827.2 1435.0,826.7 1436.0,1823.0 137.9,1830.2 138.3,1316.2 111.2,1298.0 137.0,1267.0 139.7,1032.8 -0.0,891.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1026.0,832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5467094,39.4058729]}},{"type":"Feature","properties":{"resourceCoords":[1436.0,1823.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5449155,39.40452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0016__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p16 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6444.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0016__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0016","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.4,846.9 41.1,1847.2 -0.0,1847.3 -0.0,1949.0 198.0,1949.0 420.0,1949.0 1051.1,1949.0 1050.1,1228.0 1019.2,1196.0 1050.0,1139.8 1239.9,792.8 1611.0,797.7 1611.0,0.0 220.9,17.3 220.8,113.1 -0.0,128.2 -0.0,847.4 42.4,846.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0016__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[466.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5449276,39.4064685]}},{"type":"Feature","properties":{"resourceCoords":[645.0,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5436268,39.4049546]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p17","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0017","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1572.4,0.0 1580.1,1734.0 200.6,1735.7 170.9,1758.4 166.4,1949.0 -0.0,1949.0 -0.0,-0.0 1572.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[870.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5602843,39.4030315]}},{"type":"Feature","properties":{"resourceCoords":[870.0,1725.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5609009,39.4017988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0018","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"726.0,1724.4 95.3,1723.0 102.3,276.6 553.2,278.2 864.0,166.5 1498.5,174.7 1474.3,1515.6 1030.4,1528.6 726.0,1724.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55811763916758,39.404377031498655]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5545169986656,39.4033252671905]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5561521744749,39.39993552760553]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55975281497687,39.40098729191368]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0019","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1406.2,1645.2 149.0,1650.8 160.5,276.3 1414.6,273.7 1406.2,1645.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55503179870409,39.40366673973785]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55153180530377,39.402614243294025]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5531681039002,39.39931922445424]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55666809730053,39.400371720898065]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0002","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"443.0,1280.7 442.5,129.2 1155.4,135.7 1154.7,1752.3 442.0,1749.2 436.8,1336.0 614.6,1338.2 614.5,1281.4 443.0,1280.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56175720425901,39.40230993287179]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55822360569023,39.40124296258505]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55987417817316,39.39793268117044]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56340777674194,39.398999651457174]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p20","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0020","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1373.8,1666.2 115.5,1668.6 127.3,296.9 1378.3,299.8 1373.8,1666.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[743.0,1661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5519779,39.3995752]}},{"type":"Feature","properties":{"resourceCoords":[743.0,290.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5508347,39.4018948]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p21","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0021","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1434.8,1858.5 161.0,1843.2 170.1,478.2 1013.5,343.6 952.0,0.0 1572.5,0.0 1434.0,821.7 1434.8,1858.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[842.0,1338.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5486889,39.3995814]}},{"type":"Feature","properties":{"resourceCoords":[842.0,1851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5491133,39.3987115]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0022","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"644.3,1888.7 457.8,1850.2 454.6,1949.0 -0.0,1949.0 -0.0,1918.8 173.7,1890.5 -0.0,869.9 -0.0,0.0 1405.0,0.0 1611.0,417.5 1611.0,1923.3 644.3,1888.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54593651459912,39.40143950925489]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5426975757268,39.39996055034884]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54499680968738,39.39691119321737]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54823574855969,39.398390152123426]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0023","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"117.6,777.3 256.2,780.0 256.7,661.5 116.1,662.3 110.6,40.6 1359.0,28.1 1361.2,655.5 1313.5,655.6 1321.7,1613.7 107.0,1618.2 117.6,777.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55356681754834,39.400109547335255]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5500228744738,39.399040998735224]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55168404691261,39.39570443905468]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55522798998716,39.396772987654714]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0024","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1133.8,44.0 1128.8,73.1 1568.4,148.4 1611.0,57.0 1611.0,1949.0 197.6,1949.0 203.1,1610.0 -0.0,1609.0 -0.0,657.9 47.3,658.2 50.5,35.3 1133.8,44.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0024/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55068385764591,39.39925410401509]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54710251023684,39.39820168721842]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5487385826165,39.39482986780193]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55231993002556,39.395882284598606]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0025","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.8,118.3 186.7,153.8 1151.4,168.9 1148.0,-0.0 1611.0,-0.0 1611.0,1949.0 375.4,1949.0 23.8,118.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54705289462659,39.398309171095754]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54384456662211,39.396775602727985]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54622859324498,39.39375493190606]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54943692124945,39.39528850027383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p26","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0026","type":"ImageService3","width":1611,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.3,3.7 -0.0,4.8 -0.0,0.0 1611.0,-0.0 1611.0,1949.0 106.8,1949.0 53.3,3.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1200.0,607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5423605,39.3947319]}},{"type":"Feature","properties":{"resourceCoords":[1419.0,1520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5430935,39.3931315]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0027","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1596.1,1701.5 37.1,1705.7 47.1,0.0 1496.5,0.0 1494.3,349.9 1608.0,347.6 1494.0,405.6 1488.4,1315.3 1596.1,1701.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55481257405027,39.39729868577216]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55133802945025,39.3962627473589]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55295144361983,39.39298528622179]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55642598821986,39.39402122463505]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p28","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0028","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"20.9,865.4 286.3,0.0 487.2,0.0 1608.0,341.5 1595.5,1949.0 1.3,1949.0 20.9,865.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[656.0,355.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5511233,39.3949703]}},{"type":"Feature","properties":{"resourceCoords":[1392.0,1866.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.549647,39.3921579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p29","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0029","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"105.8,1949.0 -0.0,1949.0 -0.0,-0.0 750.0,0.0 749.4,423.8 1474.5,422.5 1461.2,1762.0 743.5,1754.4 742.4,1949.0 349.8,1949.0 334.3,1675.2 56.4,1698.8 105.8,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0029/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56801514997676,39.39826313862187]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56458843026735,39.39725922402591]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56615199256638,39.39402692337001]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56957871227578,39.395030837965976]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0003","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1454.6,1869.8 126.8,1914.9 117.5,282.1 767.1,272.2 1077.1,65.2 1534.0,44.0 1563.8,1146.0 1619.0,1665.7 1450.9,1668.1 1454.6,1869.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55936346542772,39.401869146598536]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55587336289422,39.40079607774594]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5575333601207,39.3975265246587]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5610234626542,39.3985995935113]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p30","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0030","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1467.7,1472.7 85.2,1904.8 62.9,298.1 -0.0,299.4 -0.0,-0.0 64.0,0.0 64.8,57.5 1468.5,54.2 1490.3,1210.1 1467.7,1472.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1486.0,933.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5626772,39.3946191]}},{"type":"Feature","properties":{"resourceCoords":[76.0,1263.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5660353,39.3950127]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0031__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p31 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"22"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6432.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0031__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0031","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1460.0,1273.3 1517.9,1259.7 1398.3,861.1 1404.9,546.7 1303.5,544.5 1234.8,315.6 735.4,308.4 658.7,907.7 22.9,899.4 -0.0,1677.5 769.1,1461.8 896.9,1918.5 1587.9,1727.2 1460.0,1273.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0031__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[716.0,1007.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5609939,39.3944463]}},{"type":"Feature","properties":{"resourceCoords":[26.0,1155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5626772,39.3946191]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0032","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"131.6,1201.0 -0.0,795.6 -0.0,190.9 10.3,230.2 1248.7,238.7 1251.0,607.4 1601.3,1755.4 964.3,1949.0 358.9,1949.0 272.3,1660.7 213.8,1678.3 72.3,1216.5 131.6,1201.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0032/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55866459506048,39.39562337617896]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55516223923146,39.394577427503734]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55679120482102,39.39127365358544]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56029356065004,39.39231960226067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p33","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0033","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,-0.0 53.7,0.0 33.3,239.2 136.4,248.0 109.0,0.0 382.0,0.0 374.3,272.1 748.5,300.1 774.4,111.3 1473.4,178.3 1316.5,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0033/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5695021992256,39.39546416437419]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5659007301359,39.394673374293475]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56713230872933,39.39127610195825]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57073377781903,39.39206689203896]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0034","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1424.7,1901.1 67.0,1897.2 85.4,1832.7 -0.0,1832.0 -0.0,1406.3 204.1,1447.8 618.9,34.6 1434.0,33.5 1424.7,1901.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0034/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5680103381983,39.39407242644667]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56426366530665,39.39385592600055]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5646008380979,39.39032162411922]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56834751098955,39.39053812456534]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p35","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0035","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1608.0,1870.2 22.1,1910.4 9.8,50.4 1467.0,37.0 1488.4,1274.7 1608.0,1419.3 1608.0,1870.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[993.0,1899.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5627319,39.3903031]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5613225,39.3927369]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0036","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1003.5,1696.3 1003.0,1671.2 823.7,1815.7 57.6,1818.2 59.9,1010.0 363.9,1011.4 540.9,432.0 541.9,259.2 1462.8,261.9 1451.1,980.7 1395.7,1270.9 1439.5,1370.6 1430.0,1703.2 1003.5,1696.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0036/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5571213753024,39.39261211431877]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55738057742039,39.38972687782937]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56187391942944,39.3899713908976]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56161471731146,39.392856627387005]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p37","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0037","type":"ImageService3","width":1605,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1605.0,60.0 1605.0,1949.0 -0.0,1949.0 -0.0,-0.0 489.7,0.0 472.1,64.5 1605.0,60.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1565.0,544.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5657118,39.3895887]}},{"type":"Feature","properties":{"resourceCoords":[335.0,544.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5685968,39.3897744]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p38","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0038","type":"ImageService3","width":1605,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1605.0,1948.0 -0.0,1949.0 42.5,57.5 1264.6,80.0 1605.0,521.1 1605.0,937.0 1216.0,1230.9 1605.0,1729.1 1605.0,1948.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1440.0,1063.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.56235,39.3884897]}},{"type":"Feature","properties":{"resourceCoords":[1265.0,80.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5626399,39.3903004]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0039","type":"ImageService3","width":1605,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"13.4,67.2 928.7,66.4 1028.0,23.9 1246.0,69.0 1286.6,351.7 1416.0,607.0 1579.5,824.5 1150.5,1176.3 1142.5,1478.5 1229.1,1585.9 1221.7,1924.6 372.8,1949.0 371.3,1744.3 -0.0,1261.6 -0.0,1207.8 365.5,928.5 362.6,519.8 13.4,67.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0039/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56266163421864,39.39042339369958]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55893237813108,39.39024684911716]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55920782423269,39.386722218764085]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56293708032025,39.3868987633465]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p4","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0004","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"233.0,59.0 1470.6,52.9 1478.8,676.1 1619.0,675.4 1619.0,794.2 1480.8,791.5 1473.6,1648.2 312.5,1656.6 259.6,1144.5 233.0,59.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1480.0,727.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5539169,39.3988112]}},{"type":"Feature","properties":{"resourceCoords":[233.0,59.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.556094,39.4007785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p40","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0040","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1485.3 -0.0,1180.8 422.6,815.2 252.1,600.5 115.0,347.0 66.5,63.5 1602.0,70.9 1602.0,1949.0 91.7,1932.3 90.0,1591.1 -0.0,1485.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0040/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55991682605318,39.39028562142054]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55622832694152,39.39003455693364]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55662077217069,39.38654191092948]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56030927128235,39.38679297541638]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p41","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0041","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.0,1774.0 -0.0,1771.6 -0.0,575.1 103.8,224.4 1563.6,669.2 1554.0,1774.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[514.0,1774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.555432,39.3915277]}},{"type":"Feature","properties":{"resourceCoords":[1554.0,1774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5529773,39.3913951]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p42","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0042","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,986.4 -0.0,68.6 1507.3,70.7 1489.5,996.6 1528.6,996.5 1525.7,1516.3 1602.0,1516.0 1602.0,1949.0 726.0,1854.7 738.4,995.6 -0.0,986.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[486.0,74.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5566752,39.3915994]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,1882.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5545468,39.3882088]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0043__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p43 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6408.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0043__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0043","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1860.8 1602.0,1842.2 1602.0,481.4 20.1,510.2 -0.0,1860.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0043__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[514.0,413.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5517241,39.3922773]}},{"type":"Feature","properties":{"resourceCoords":[1391.0,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.549956,39.3895444]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p45 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3944.4"},{"label":"split_canvas_w","value":"2309.2"},{"label":"split_canvas_h","value":"3851.6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1889.8 531.9,1871.6 536.2,1004.8 -0.0,1013.1 0.0,1889.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[37.0,1012.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5542046,39.391468]}},{"type":"Feature","properties":{"resourceCoords":[37.0,1889.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5544021,39.3898031]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p45 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6412.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"582.0,1786.0 1516.8,1778.2 1520.0,83.0 550.4,81.9 46.5,97.2 51.0,614.1 126.9,612.8 132.3,987.2 577.3,991.1 577.1,1141.7 582.5,1142.4 582.0,1786.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0045__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1520.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5509517,39.3895974]}},{"type":"Feature","properties":{"resourceCoords":[582.0,1786.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5534923,39.3866654]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0046","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.1,1833.0 29.8,145.4 669.7,147.3 672.7,0.0 1603.0,0.0 1603.0,1726.8 780.3,1700.3 792.8,1842.4 0.1,1833.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0046/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55099861084543,39.389864715158495]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54726233376412,39.38967085305074]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5475651735612,39.38613515073291]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5513014506425,39.38632901284067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p47","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0047","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"27.7,1053.5 240.8,1024.7 101.0,0.0 1471.1,0.0 1603.0,954.5 1603.0,1949.0 -0.0,1949.0 -0.0,1028.6 27.7,1053.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1560.0,655.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5534923,39.3866654]}},{"type":"Feature","properties":{"resourceCoords":[-1097.0,41.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5591081,39.3887585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0048__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p48 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"1119.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5292.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0048__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0048","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1390.4,1451.8 1579.6,1436.7 1526.0,719.0 1089.4,764.2 1081.1,642.2 1004.7,0.0 980.4,0.0 952.1,443.1 324.6,403.1 279.9,1949.0 1451.8,1949.0 1425.0,1909.6 1390.4,1451.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0048__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1526.0,719.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.55264,39.3836634]}},{"type":"Feature","properties":{"resourceCoords":[371.8,1542.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5560576,39.3823526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p49","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0049","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1469.5,121.1 1454.3,1762.8 73.4,1774.3 86.0,127.0 1469.5,121.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1464.0,1126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5504783,39.3846806]}},{"type":"Feature","properties":{"resourceCoords":[86.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5534923,39.3866654]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p5","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0005","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"332.7,1536.2 -0.0,1535.5 -0.0,686.0 264.2,0.0 1619.0,0.0 1619.0,267.4 1393.8,268.4 1372.7,1652.2 1309.0,1650.9 1303.1,1949.0 669.3,1949.0 670.0,1571.2 661.7,1536.7 352.3,1536.2 325.9,1563.2 332.7,1536.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[817.0,266.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5650342,39.3998636]}},{"type":"Feature","properties":{"resourceCoords":[1369.0,996.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5644248,39.3982652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0050","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.2,113.3 411.3,119.0 400.6,0.0 1447.0,0.0 1603.0,1012.6 1603.0,1761.9 552.9,1776.6 538.6,1759.2 13.4,1754.9 44.2,113.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55036600916374,39.38669091080073]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54667157730437,39.38649200154265]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54698228741377,39.382995740042226]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55067671927314,39.38319464930031]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0051","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"227.3,1867.0 -0.0,1261.2 -0.0,1137.2 -0.0,-0.0 1603.0,0.0 1603.0,1868.2 227.3,1867.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0051/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54706809117309,39.38992344517235]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.53968208903262,39.38950808123916]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54033092928344,39.38251840495655]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5477169314239,39.38293376888974]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0052__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p52 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2328.4"},{"label":"split_canvas_w","value":"6412.0"},{"label":"split_canvas_h","value":"5467.6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0052__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0052","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1603.0,1949.0 1603.0,582.1 652.4,781.9 0.0,981.9 -0.0,1329.3 23.6,1341.2 24.4,1433.7 23.1,1571.5 -0.0,1618.4 0.0,1647.0 -0.0,1949.0 1603.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0052__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[251.0,1739.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5421667,39.3986361]}},{"type":"Feature","properties":{"resourceCoords":[514.0,853.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5406292,39.4018115]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p53","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0053","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"676.9,1649.1 149.4,1679.5 -0.0,1419.2 -0.0,892.3 218.0,891.4 218.8,65.4 1603.0,58.3 1599.1,1949.0 1571.0,1949.0 1562.3,1798.3 675.9,1859.1 676.9,1649.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[659.0,892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5517723,39.3821048]}},{"type":"Feature","properties":{"resourceCoords":[1099.0,892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5507445,39.3820387]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p54","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0054","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.4,0.0 1282.0,0.0 1558.6,1949.0 75.5,1949.0 165.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0054/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1388.0,812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5465135,39.3817826]}},{"type":"Feature","properties":{"resourceCoords":[1554.0,1908.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.546257,39.3797065]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p55","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0055","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1451.9,12.8 1435.8,1934.5 384.6,1949.0 77.3,21.6 1451.9,12.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[190.0,793.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5465135,39.3817826]}},{"type":"Feature","properties":{"resourceCoords":[1457.0,793.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5435804,39.3816177]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0056","type":"ImageService3","width":1583,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.0,0.0 1583.0,1838.2 1509.1,1838.5 1509.2,1907.9 -0.0,1920.0 -0.0,19.9 1583.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0056/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54345698409884,39.38305086375622]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.53977750762472,39.38281677991133]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54014776326106,39.37929049301929]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54382723973518,39.37952457686418]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p57","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0057","type":"ImageService3","width":1583,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.0,1949.0 1155.9,1949.0 1069.7,1766.6 -0.0,1702.7 -0.0,-0.0 724.0,0.0 711.1,204.2 1583.0,194.9 1583.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0057/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55360623897585,39.38076918295822]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54982664353444,39.38069491779004]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5499441065994,39.37707256283007]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5537237020408,39.37714682799825]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p58","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0058","type":"ImageService3","width":1597,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,123.0 1466.1,114.3 1597.0,870.6 1597.0,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0058/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5496784,39.38]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5459282,39.379822]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5462093,39.37628419999999]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5499595,39.3764622]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p59","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0059/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0059","type":"ImageService3","width":1597,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"164.6,1949.0 132.0,903.1 -0.0,318.3 -0.0,98.5 1573.8,61.8 1597.0,1949.0 164.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0059/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54616357251919,39.379878713756]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54249490828988,39.379612582098105]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54291214555337,39.37612732145364]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54658080978268,39.37639345311153]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p6","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0006","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1450.6,1726.5 29.0,1728.0 29.0,268.0 1434.2,257.2 1450.6,1726.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[29.0,1728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5650213,39.3970526]}},{"type":"Feature","properties":{"resourceCoords":[29.0,268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5637651,39.3994891]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p60","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0060","type":"ImageService3","width":1597,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1597.0,1949.0 -0.0,1949.0 -0.0,70.5 970.2,69.5 970.3,0.0 1597.0,0.0 1597.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0060/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5425487170455,39.37963590071065]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.53884605353498,39.37941435035185]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.53919339566164,39.37589677758073]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54289605917216,39.37611832793953]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p61","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0061","type":"ImageService3","width":1597,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1872.1 -0.0,0.0 1597.0,0.0 1597.0,273.6 1473.6,267.9 1480.5,1949.0 1473.4,1908.2 -0.0,1872.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0061/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5603701523753,39.378402695067216]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55671844092268,39.37827568132653]}},{"type":"Feature","properties":{"resourceCoords":[1597.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55691756715957,39.374806455908505]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56056927861219,39.37493346964919]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p62","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0062","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.8,1887.8 38.6,0.0 1382.1,0.0 1394.0,1881.3 133.8,1887.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1096.0,1880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5549854,39.3742867]}},{"type":"Feature","properties":{"resourceCoords":[1096.0,1102.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5548223,39.3756734]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p63","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0063","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1369.2,1949.0 -0.0,1949.0 -0.0,-0.0 1436.6,0.0 1438.6,191.5 1530.0,192.8 1508.6,1818.4 1369.6,1816.9 1369.2,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[227.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.563462,39.3745348]}},{"type":"Feature","properties":{"resourceCoords":[1075.0,1037.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5615271,39.373567]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p64","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0064","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"78.3,1803.4 96.8,168.2 1443.1,185.8 1450.5,225.8 1454.0,439.5 1514.0,441.2 1462.2,1813.5 78.3,1803.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1454.0,440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5572042,39.3744286]}},{"type":"Feature","properties":{"resourceCoords":[187.0,1805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5603522,39.3720867]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p65","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0065","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1566.9,1790.0 4.6,1782.5 -0.0,226.2 1570.5,222.7 1566.9,1790.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[888.0,1788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5553116,39.3714536]}},{"type":"Feature","properties":{"resourceCoords":[888.0,221.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5549854,39.3742867]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p66","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0066","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"572.3,209.5 1111.5,98.5 1177.7,1214.6 1375.0,1708.8 114.1,1690.4 121.2,204.2 572.3,209.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0066/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[797.0,1782.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5521358,39.3712346]}},{"type":"Feature","properties":{"resourceCoords":[801.0,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5518014,39.3741332]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p67","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0067","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"838.6,1868.9 -0.0,1862.2 -0.0,0.0 1186.4,0.0 1285.2,180.4 1595.0,161.9 1595.0,1706.0 838.6,1868.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0067/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5539275005044,39.37761919521041]}},{"type":"Feature","properties":{"resourceCoords":[1595.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55020521585963,39.377372499292]}},{"type":"Feature","properties":{"resourceCoords":[1595.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55059245448233,39.37383174996278]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5543147391271,39.37407844588119]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p68","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0068","type":"ImageService3","width":1595,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"394.8,1949.0 227.4,1949.0 -0.0,1265.5 -0.0,158.1 222.4,117.3 229.2,0.0 1595.0,0.0 1595.0,1949.0 398.3,1870.7 394.8,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0068/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55105651133223,39.374497626275556]}},{"type":"Feature","properties":{"resourceCoords":[1595.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5473280809075,39.374418565892945]}},{"type":"Feature","properties":{"resourceCoords":[1595.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54745217654492,39.37087181452995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55118060696965,39.37095087491256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p69","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0069","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"271.6,1949.0 266.6,1549.2 -0.0,1541.7 -0.0,86.5 1531.8,96.6 1546.2,0.0 1547.2,1949.0 271.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0069/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[680.0,688.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5594305,39.3709641]}},{"type":"Feature","properties":{"resourceCoords":[264.0,1346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5604876,39.3698227]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p7","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"14"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0007","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"146.6,1719.9 155.0,266.0 1466.6,242.8 1457.9,634.9 1387.3,634.9 1385.1,1762.4 1369.7,1714.5 146.6,1719.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[155.0,1356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.561629,39.3967214]}},{"type":"Feature","properties":{"resourceCoords":[155.0,266.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5607211,39.3985728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0070","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,286.6 1561.9,312.1 1540.4,1949.0 -0.0,1949.0 31.2,1938.6 -0.0,286.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0070/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55730581279613,39.37212395678766]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5535745751567,39.37190117529373]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5539227198182,39.36836713956066]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55765395745763,39.36858992105459]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0071__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p71 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6408.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0071__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0071","type":"ImageService3","width":1602,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1602.0,1532.7 1602.0,1455.5 1602.0,831.0 1473.2,516.8 1373.8,513.2 1303.4,463.3 1232.2,477.7 1233.2,450.9 1234.5,414.5 1186.4,380.4 1197.8,127.2 1245.1,128.6 1248.0,0.0 1201.3,0.0 10.1,0.0 29.8,1546.0 1602.0,1532.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0071__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1372.0,1535.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5508827,39.368481]}},{"type":"Feature","properties":{"resourceCoords":[689.0,81.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5521358,39.3712346]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p72","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0072","type":"ImageService3","width":1604,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"427.4,1445.8 64.4,1441.2 82.7,814.3 -0.0,596.2 -0.0,65.3 1161.6,93.7 1203.5,91.8 1199.3,0.0 1604.0,0.0 1604.0,1949.0 610.9,1949.0 427.4,1445.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0072/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55023317155788,39.371195627447776]}},{"type":"Feature","properties":{"resourceCoords":[1604.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54650607705199,39.37098529382262]}},{"type":"Feature","properties":{"resourceCoords":[1604.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54683435500571,39.367459537082325]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5505614495116,39.36766987070748]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0073/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p73","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0073","type":"ImageService3","width":1601,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"444.2,0.0 452.1,199.9 1469.6,184.0 1469.6,1949.0 -0.0,1949.0 -0.0,-0.0 444.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0073/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56255723250081,39.369592546284366]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55517429301364,39.36910279733939]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55594006228208,39.36210524913477]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56332300176925,39.36259499807975]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0074/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p74","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0074/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0074","type":"ImageService3","width":1594,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1900.5 -0.0,26.1 41.6,25.5 41.1,128.5 388.5,125.5 389.8,33.0 1191.2,38.2 1191.9,0.0 1376.3,0.0 1471.3,253.1 1594.0,251.5 1594.0,1949.0 -0.0,1949.0 -0.0,1912.3 -0.0,1900.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0074/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55580195877963,39.368943204539626]}},{"type":"Feature","properties":{"resourceCoords":[1594.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54847904809516,39.36845743442895]}},{"type":"Feature","properties":{"resourceCoords":[1594.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.54924192472721,39.3614862389892]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55656483541168,39.36197200909988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0075/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p75","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0075/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0075","type":"ImageService3","width":1576,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.6,1857.1 67.3,986.7 57.7,887.8 -0.0,906.4 0.0,0.0 1576.0,0.0 1516.3,1334.3 1576.0,1336.3 1576.0,1896.8 39.6,1857.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0075/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57502590479959,39.41595711702786]}},{"type":"Feature","properties":{"resourceCoords":[1576.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57132036561316,39.41605148129264]}},{"type":"Feature","properties":{"resourceCoords":[1576.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57117037357904,39.4124861324563]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57487591276546,39.41239176819152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p76","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0076","type":"ImageService3","width":1579,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"138.1,1813.1 123.2,1312.2 63.0,1312.0 61.0,0.0 1477.7,0.0 1477.3,1813.9 138.1,1813.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0076/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[63.0,1312.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.571358,39.413607]}},{"type":"Feature","properties":{"resourceCoords":[1472.0,787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5680733,39.4145605]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p77","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0077","type":"ImageService3","width":1592,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"29.0,61.0 1511.0,60.0 1514.0,1905.8 110.4,1896.3 159.2,1949.0 159.2,1949.0 32.1,1830.5 -0.0,1866.1 29.0,61.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0077/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57485807622186,39.4126717965261]}},{"type":"Feature","properties":{"resourceCoords":[1592.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57116821709376,39.41269266496198]}},{"type":"Feature","properties":{"resourceCoords":[1592.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5711353816274,39.40917791813168]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5748252407555,39.4091570496958]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0078/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p78","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0078/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0078","type":"ImageService3","width":1592,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.7,66.4 141.7,67.6 139.7,0.0 1473.5,0.0 1489.6,1910.2 76.8,1905.2 64.7,66.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0078/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[64.0,911.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5713521,39.4110545]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,911.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5680462,39.4110601]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p79","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0079","type":"ImageService3","width":1608,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1563.4,1791.0 1039.7,1881.5 0.1,1874.5 -0.0,-0.0 1445.5,0.0 1438.7,819.1 1578.7,819.6 1563.4,1791.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0079/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56806545444454,39.41607643421855]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56420815671227,39.41608407032524]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5641962606577,39.41244656371651]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56805355838996,39.41243892760982]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p8","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0008","type":"ImageService3","width":1619,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1437.0,1715.0 177.8,1700.6 167.3,1660.4 167.4,1949.0 61.1,1949.0 -0.0,1759.7 -0.0,606.1 72.2,606.0 78.5,0.0 1445.6,0.0 1437.0,1715.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[797.0,1715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5575177,39.3948111]}},{"type":"Feature","properties":{"resourceCoords":[1437.0,1715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5561444,39.3944065]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p80","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0080","type":"ImageService3","width":1605,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1557.3,1111.6 1605.0,1112.0 1605.0,1949.0 1556.3,1949.0 1557.1,1864.5 1069.8,1923.1 24.2,1924.2 8.0,103.4 1070.0,110.0 1556.0,23.9 1562.4,261.4 1556.5,939.1 1557.3,1111.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0080/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56807304420613,39.4127668419262]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56430410101875,39.412772911886485]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56429462758226,39.40921191579015]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56806357076964,39.40920584582987]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p81 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6412.0"},{"label":"split_canvas_h","value":"5762.8"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.4,72.3 631.3,570.8 1432.4,1233.4 1524.7,1232.2 1499.5,53.5 154.4,72.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1075.0,937.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5723723,39.4076135]}},{"type":"Feature","properties":{"resourceCoords":[621.0,62.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5734416,39.4092611]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p81 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2868.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"498.3,1949.0 499.1,1901.4 610.7,1903.0 717.0,1812.2 715.8,699.2 715.7,688.3 573.2,560.2 0.0,0.0 -0.0,1949.0 498.3,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0081__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[368.1,964.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5823417,39.4118541]}},{"type":"Feature","properties":{"resourceCoords":[368.1,457.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5823506,39.4127559]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0082/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p82","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0082","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1603.0,1949.0 770.5,1949.0 710.1,1881.1 673.0,1880.0 -0.0,1284.0 80.3,1270.8 69.0,51.0 1485.0,51.0 1489.0,1263.8 1563.2,1263.7 1558.2,1890.2 1603.0,1890.3 1603.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0082/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[69.0,51.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.571317,39.4092548]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,51.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5680069,39.4092513]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0083/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p83","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0083/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0083","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.0,1914.0 114.0,1285.3 39.0,1285.8 29.1,68.8 1090.5,58.9 1584.7,0.0 1603.0,1531.8 1547.9,1696.3 1337.2,1949.0 1168.6,1949.0 804.7,1637.8 523.8,1949.0 112.0,1914.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0083/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56807317650853,39.40937542613829]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56436519262567,39.40935753162404]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56439315422429,39.405849589755086]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56810113810715,39.405867484269336]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0084/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p84","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0084/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0084","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"524.5,-0.0 1612.0,-0.0 1612.0,1792.3 583.6,1796.1 583.7,1839.2 -0.0,1843.9 17.6,617.5 491.0,607.2 615.3,496.1 604.2,170.9 524.5,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0084/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56529687478178,39.4072736248546]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56250037110654,39.40530520793635]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56555890346854,39.40267425543974]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56835540714378,39.40464267235799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0086__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p86 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"780.8"},{"label":"split_canvas_w","value":"6412.0"},{"label":"split_canvas_h","value":"7015.2"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0086__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0086","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1023.7,1909.9 1603.0,1264.5 1603.0,1030.2 1603.0,1030.1 1548.7,1027.8 0.0,195.2 0.0,1524.1 0.0,1641.7 -0.0,1907.6 1023.7,1909.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0086__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,195.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56035278969347,39.40848999824186]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,195.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56036770751766,39.40556280502235]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5644840416774,39.405575506036065]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56446912385321,39.408502699255585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p87","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0087","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1877.8 -0.0,1552.8 150.7,1587.0 481.9,1288.8 251.7,1270.5 247.5,1274.2 -0.0,1252.4 0.0,0.0 807.9,61.5 1489.5,43.1 1486.5,1294.8 1584.8,1295.2 1585.4,1917.2 455.8,1918.8 -0.0,1877.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0087/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57475291017599,39.40937117745568]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57194480200991,39.4074322476664]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57497451088692,39.404775614136376]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.577782619053,39.40671454392566]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0088/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p88","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0088/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0088","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.2,1288.4 -0.0,1288.3 -0.0,38.0 1329.8,-0.0 1549.0,25.1 1562.6,1892.9 1603.0,1902.1 100.3,1909.7 98.2,1288.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0088/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57215130042026,39.40756248565581]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56934609991535,39.405616094650235]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57238739375474,39.402962147631406]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57519259425965,39.40490853863698]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0089/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p89","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0089/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0089","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.6,29.5 86.8,-0.0 1466.1,37.7 1444.2,1914.7 141.1,1900.9 100.9,1891.2 111.6,29.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0089/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56963240504608,39.40582206214388]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56678578869868,39.40389792900538]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56979222156416,39.40120472543494]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57263883791155,39.40312885857344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p90","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0090/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0090","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.1,1923.0 51.2,46.8 -0.0,42.9 0.0,-0.0 1567.7,-0.0 1603.0,92.8 1603.0,1949.0 966.0,1949.0 964.3,1906.1 60.1,1923.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0090/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56710303812507,39.40413652932569]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56429618468218,39.40217512560009]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5673607900301,39.39951948798626]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57016764347298,39.40148089171186]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0091/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p91","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0091/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0091","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1532.0,1630.0 1540.7,1949.0 -0.0,1949.0 -0.0,9.6 1603.0,124.3 1603.0,1628.6 1532.0,1630.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0091/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.580895,39.4094937]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5781279,39.4075209]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5812322,39.4049215]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5839993,39.4068943]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0092/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p92","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0092/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0092","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"209.8,1784.3 326.1,-0.0 1490.9,67.0 1470.8,1949.0 -0.0,1949.0 -0.0,1779.4 209.8,1784.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0092/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57894627441912,39.407712962550455]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5761041160445,39.405779695709306]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5791249052453,39.4030907855611]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.58196706361991,39.40502405240225]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0093/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p93","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0093/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0093","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1583.5,1922.4 1508.2,1949.0 -0.0,1949.0 4.9,54.1 1603.0,43.9 1583.5,1922.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0093/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57633048879187,39.40590275618747]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57350292308655,39.403947810122574]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57655751631384,39.401272644131076]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57938508201916,39.403227590195975]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0094/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p94","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"1"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0094/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0094","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1512.8,1930.8 63.2,1949.0 69.3,58.8 1504.7,52.1 1512.8,1930.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0094/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57360088165841,39.40405090529583]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57079486558206,39.4021105795257]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57384841129117,39.39947475184373]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57665442736752,39.40141507761386]}},{"type":"Feature","properties":{"resourceCoords":[1119.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5717267,39.4026234]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0095/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p95","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0095/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0095","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.6,1934.8 14.7,1917.8 31.2,46.1 1524.8,45.4 1526.0,88.4 1603.0,89.2 1603.0,1859.8 1578.6,1934.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0095/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57103237585862,39.40226011209051]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56820344387158,39.40032747718468]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57122300816344,39.39765086976151]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57405194015048,39.39958350466734]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p96 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3522.0"},{"label":"split_canvas_w","value":"6404.0"},{"label":"split_canvas_h","value":"4274.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096","type":"ImageService3","width":1601,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 1601.0,1949.0 1601.0,880.7 1460.7,880.7 1462.7,951.3 -0.0,939.8 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,880.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57385609615162,39.39967831517451]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,880.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57086932209575,39.39762517913012]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5726309553356,39.396073230478386]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57561772939147,39.39812636652278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p96 [2]","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":"6404.0"},{"label":"split_canvas_h","value":"3522.8"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096","type":"ImageService3","width":1601,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,54.9 0.0,880.5 1535.1,880.7 1540.1,47.2 -0.0,54.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0096__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57659742889773,39.4015017055686]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57377380886057,39.39958404070521]}},{"type":"Feature","properties":{"resourceCoords":[1601.0,880.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57512983694119,39.398374892777156]}},{"type":"Feature","properties":{"resourceCoords":[0.0,880.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57795345697835,39.40029255764055]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p97 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4798.0"},{"label":"split_canvas_w","value":"2809.2"},{"label":"split_canvas_h","value":"2998.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097","type":"ImageService3","width":1613,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"299.6,1519.2 0.0,1199.5 0.0,1713.2 361.4,1949.0 299.6,1519.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1199.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57765291115184,39.407782733608684]}},{"type":"Feature","properties":{"resourceCoords":[702.3,1199.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5763089724642,39.40852115840683]}},{"type":"Feature","properties":{"resourceCoords":[702.3,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.57528784047616,39.40741185039308]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5766317791638,39.40667342559494]}},{"type":"Feature","properties":{"resourceCoords":[349.1,1874.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5760656,39.4071513]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p97 [2]","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"28"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097","type":"ImageService3","width":1613,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"91.9,237.5 107.5,1117.8 55.5,1164.0 -0.0,1164.2 0.0,1199.5 196.9,1409.7 242.3,1359.4 807.5,1949.0 1039.2,1949.0 950.4,1826.8 1054.4,1751.3 1156.5,1857.9 1531.8,1423.3 1559.2,1353.9 1544.5,0.0 -0.0,-0.0 -0.0,150.1 91.9,237.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0097__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[643.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5789935,39.4141339]}},{"type":"Feature","properties":{"resourceCoords":[1555.0,485.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.5747899,39.4125622]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0098/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hamilton, Ohio | 1927 | sanborn06725_004 p98","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T13:36:03Z","modified":"2026-09-21T13:36:03Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0098/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0098","type":"ImageService3","width":1603,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"43.5,1402.5 68.1,1399.0 71.8,900.5 -0.0,900.9 0.0,0.0 1603.0,0.0 1603.0,1696.4 1356.3,1671.4 1327.8,1949.0 48.5,1949.0 43.5,1402.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084hm:g4084hm_g067251927:06725_1927-0098/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56458524445402,39.41783049029699]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.5570926514775,39.417797325133]}},{"type":"Feature","properties":{"resourceCoords":[1603.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.55714447960392,39.41070962371004]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.56463707258044,39.41074278887403]}}]}}]}