{"nrhp_refnum":"100006914","name":"Mercantile Library Building","other_names":[],"category":"building","location":{"address":"414 Walnut St.","address_restricted":false,"city":"Cincinnati","county":"Hamilton County","state":"OH","lat":39.100771000000066,"lon":-84.51084199999997,"geom_source":"nps_gis"},"listed_date":"2021-09-20","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture","Education"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":null},"indexable":false,"url":"https://nationalhistoricalregister.com/ohio/hamilton-county/mercantile-library-building-100006914/"}