{"nrhp_refnum":"15000350","name":"Hill, Polly, Arboretum Historic District","other_names":["Barnard's Farm Inn and Samuel Washington Adams House","Wti.1"],"category":"district","location":{"address":null,"address_restricted":true,"city":"West Tisbury","county":"Dukes County","state":"MA","lat":null,"lon":null,"geom_source":null},"listed_date":"2015-06-15","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Agriculture","Architecture","Conservation"],"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/massachusetts/dukes-county/hill-polly-arboretum-historic-district-15000350/"}