{"nrhp_refnum":"82001919","name":"Barnes, James B., House","other_names":[],"category":"building","location":{"address":"200 Monsignor O'Brien Hwy.","address_restricted":false,"city":"Cambridge","county":"Middlesex County","state":"MA","lat":42.37200082700008,"lon":-71.07898299499993,"geom_source":"nps_gis"},"listed_date":"1982-04-13","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"significance_levels":["state"],"summary":{"what_it_is":"A single-family, five-bay Federal style brick house in East Cambridge, Massachusetts, built in 1824 for James B. Barnes and moved about 1910 to its present location at 200 Monsignor O'Brien Highway.","why_significant":"The house is described as the only single-family, five-bay Federal style brick house in East Cambridge. It is also the only such house in Cambridge with a fan light over the entrance. It is one of six Federal style brick houses remaining in East Cambridge that are associated with the early development of the area. The federal reviewer recommended it under Criterion C as an architectural example.","narrative":"This brick house at 200 Monsignor O'Brien Highway in East Cambridge was built in 1824 for James B. Barnes. Its Federal style design has five bays across the front, and a fan light sits above the entrance. Around 1910 the house was moved from its original position on the lot when Bridge Street was widened. It has remained a residence since it was built. The house was listed because of its rarity. It is the only single-family, five-bay Federal style brick house in East Cambridge, and the only house in Cambridge of that type with a fan light over the entrance. It is also one of six brick Federal style houses that survive in East Cambridge from the early development of the area. A federal reviewer described it as one of a kind and recommended it for its architectural qualities. The architect is unknown.","period_of_significance":null,"architect_builder":null,"architectural_style":"Federal","criteria":["C"],"status_note":"Present use is residential; the form records that the house was moved about 1910 when Bridge Street was widened.","vacant_flag":false,"machine_generated":true,"model":"claude-sonnet-5-5","prompt_version":"v1.0-2026-10-29","generated_at":"2026-10-29 02:11:54.94426-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/opastorage/live/36/7904/63790436/content/electronic-records/rg-079/NPS_MA/82001919.pdf"},"photo":{"url_800":"https://nationalhistoricalregister.com/media/82001919/4d31e18e3b-800.webp","url_1600":"https://nationalhistoricalregister.com/media/82001919/4d31e18e3b-1600.webp","licence":"Public domain","author":"Daderot","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:James_B._Barnes_House_-_DSC00638.JPG\" rel=\"noopener\">Daderot</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:James_B._Barnes_House_-_DSC00638.JPG"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/63790436","wikipedia":"https://en.wikipedia.org/wiki/James_B._Barnes_House","wikidata":"https://www.wikidata.org/wiki/Q6129046"},"indexable":true,"url":"https://nationalhistoricalregister.com/massachusetts/middlesex-county/barnes-james-b-house-82001919/"}