{"nrhp_refnum":"100004096","name":"Duff Mansion House","other_names":["Duff Homestead","Duff House and Farm","Dhr #052-5122"],"category":"building","location":{"address":"4354 Kane Gap Rd.","address_restricted":false,"city":"Duffield","county":"Lee County","state":"VA","lat":36.740800000000036,"lon":-82.85516999999999,"geom_source":"nps_gis"},"listed_date":"2019-06-12","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"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/virginia/lee-county/duff-mansion-house-100004096/"}