{"nrhp_refnum":"83002220","name":"Phillips Mill Historic District","other_names":["Phillips Mill"],"category":"district","location":{"address":"River Rd. between Limeport and Chapel Rd., Solebury Township","address_restricted":false,"city":"Solebury","county":"Bucks County","state":"PA","lat":40.382136412500046,"lon":-74.97016140373695,"geom_source":"nps_gis"},"listed_date":"1983-06-30","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Industry","Commerce","Art","Agriculture","Education","Architecture"],"significance_levels":["local"],"summary":{"what_it_is":"A historic district of 16 contiguous properties in Solebury Township, Bucks County, Pennsylvania, along River Road and Phillips Mill Road, centred on a village with an 18th-century core and 20th-century artists' colony overlay. It includes the Phillips Mill, a grist mill whose original building survives.","why_significant":"The district is significant for its early role as a milling village serving the surrounding farmers, and for its association in the early 20th century with the artists William Lathrop, Daniel Garber and Edward Redfield and their students. It is also important for the Holmquist School for Girls, described as an early example of John Dewey's progressive education movement. The mill village is regarded as probably the best preserved of the mill villages once in Bucks County.","narrative":"Phillips Mill is a grist mill complex on a bend of Primrose Creek in Solebury Township, Bucks County, with a village that developed around it. Aaron Phillips acquired the property in the 1750s, and the Phillips family operated the mill until 1889, when it was sold to Stephen Betts. The mill was a large building for its day, with an overshot wheel and three stones. In 1896 Dr. George M. Marshall bought the complex, and in 1903 the painter William Lathrop settled in the village. Lathrop's circle included Daniel Garber and Edward Redfield, and the area became an artists' colony. The architect Morgan Colt remodeled a former piggery into a Gothic/Tudor home with a walled garden. The Holmquist School for Girls, founded in 1917 on progressive principles, operated in the district until 1949, when it merged with the Solebury School. The St. Philips Chapel, a former one-room schoolhouse, is also within the district.","period_of_significance":"1700-1799","architect_builder":"Morgan Colt (architect, for remodeled properties in the district)","architectural_style":"Gothic/Tudor","criteria":["A","C"],"status_note":"The mill is described as having changed little since the 18th century; the district remains in use as a residential, artistic and restaurant area.","vacant_flag":false,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:33.481438-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/83002220.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/83002220/33c21f8cf1-800.webp","url_1600":"https://nationalhistoricalregister.com/media/83002220/33c21f8cf1-1600.webp","licence":"CC BY-SA 3.0","author":"Shuvaev","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Phillips_Mill_HD,_PA_01.JPG\" rel=\"noopener\">Shuvaev</a>, <a href=\"https://creativecommons.org/licenses/by-sa/3.0\" rel=\"license noopener\">CC BY-SA 3.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Phillips_Mill_HD,_PA_01.JPG"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71998174","wikipedia":"https://en.wikipedia.org/wiki/Phillips_Mill_Historic_District","wikidata":"https://www.wikidata.org/wiki/Q7185920"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/bucks-county/phillips-mill-historic-district-83002220/"}