{"nrhp_refnum":"66000649","name":"Andalusia","other_names":["Nicholas Biddle Estate","Pen Ryn"],"category":"building","location":{"address":"1.4 mi. N of Philadelphia on PA 32","address_restricted":false,"city":"Philadelphia","county":"Bucks County","state":"PA","lat":40.06520376200004,"lon":-74.95726511003045,"geom_source":"nps_gis"},"listed_date":"1966-11-13","is_nhl":true,"nhl_designated_date":"1966-11-13","areas_of_significance":["Commerce","Politics/Government"],"significance_levels":["national"],"summary":{"what_it_is":"Pen Ryn, a large stuccoed brick Federal-style river mansion on the Delaware River in Bensalem Township, Bucks County, Pennsylvania, lying within the Andalusia National Historic Landmark property. The house dates from a 1744 core that was enlarged in 1793 and remodeled later, with a circa 1905 carriage house among its contributing resources.","why_significant":"The nomination argues the house is locally significant for architecture as a combination of high style Federal and Colonial Revival design. It is presented as representative of a small group of large Delaware River mansions, and it retains its setting, views and architectural integrity despite successive additions over three centuries.","narrative":"Pen Ryn is a stuccoed brick mansion on the Delaware River in Bensalem Township, Bucks County. Samuel Bickley is credited with building the oldest part for use as a country seat in 1744. In 1793 Abraham Bickley III added a front section one room deep, and the house was later enlarged with rear wings, a south wing around 1900 and a north wing around 1920. Its Palladian three-part facade has a central Palladian window, a denticulated cornice and a fanlight doorway with fluted pilasters. The nomination regards it as a leading example of high style Federal design in the county and as one of a small group of large river mansions, several of which lie within the Andalusia landmark. Its significance rests on its architectural quality, its Colonial Revival alterations, and its retained setting facing the river. Adaptive uses as a school and later as a banquet facility have altered the interior, though much of the original finish survives. The house was also tied to the Bickley, Drexel and Biddle families.","period_of_significance":"1744-1946","architect_builder":null,"architectural_style":"EARLY REPUBLIC/Federal; LATE 19TH AND EARLY 20TH CENTURY REVIVALS/Colonial Revival","criteria":["C"],"status_note":"Vacant and deteriorating after the 1920s, used as a school from 1946 to 1963 and again from 1966, vacated afterward, and renovated and adapted as a banquet facility after the 1990s.","vacant_flag":false,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:30.612952-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/66000649.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/66000649/6cc55da945-800.webp","url_1600":"https://nationalhistoricalregister.com/media/66000649/6cc55da945-1600.webp","licence":"Public domain","author":"Jack Boucher","credit_html":"Jack Boucher, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Andalusia,_State_Road_vicinity_(Bensalem_Township),_Andalusia_(Bucks_County,_Pennsylvania).jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71994630","wikipedia":"https://en.wikipedia.org/wiki/Andalusia_(estate)","wikidata":"https://www.wikidata.org/wiki/Q4753518"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/bucks-county/andalusia-66000649/"}