{"nrhp_refnum":"100001933","name":"Duttenhofer Building","other_names":[],"category":"building","location":{"address":"299 E. 6th St.","address_restricted":false,"city":"Cincinnati","county":"Hamilton County","state":"OH","lat":39.102843300000075,"lon":-84.50860399999993,"geom_source":"nps_gis"},"listed_date":"2017-12-26","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/100001933/d978e14b10-800.webp","url_1600":"https://nationalhistoricalregister.com/media/100001933/d978e14b10-1600.webp","licence":"CC0","author":"Warren LeMay from Cincinnati, OH, United States","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:6th_and_Sycamore_Building,_Cincinnati,_OH_(32278862327).jpg\" rel=\"noopener\">Warren LeMay from Cincinnati, OH, United States</a>, <a href=\"http://creativecommons.org/publicdomain/zero/1.0/deed.en\" rel=\"license noopener\">CC0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:6th_and_Sycamore_Building,_Cincinnati,_OH_(32278862327).jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q138349819"},"indexable":true,"url":"https://nationalhistoricalregister.com/ohio/hamilton-county/duttenhofer-building-100001933/"}