{"nrhp_refnum":"76001999","name":"Richards, Theodore W., House","other_names":["15 Follen St."],"category":"building","location":{"address":"15 Follen St.","address_restricted":false,"city":"Cambridge","county":"Middlesex County","state":"MA","lat":42.37883103500005,"lon":-71.12213792038835,"geom_source":"nps_gis"},"listed_date":"1976-01-07","is_nhl":true,"nhl_designated_date":"1976-01-07","areas_of_significance":["Science"],"significance_levels":["national"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/76001999/7f16337919-800.webp","url_1600":"https://nationalhistoricalregister.com/media/76001999/7f16337919-1600.webp","licence":"Public domain","author":"Daderot","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Theodore_W._Richards_House_-_15_Follen_Street,_Cambridge,_MA_-_IMG_4052.JPG\" rel=\"noopener\">Daderot</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Theodore_W._Richards_House_-_15_Follen_Street,_Cambridge,_MA_-_IMG_4052.JPG"},"district":{"nrhp_refnum":"86001681","name":"Follen Street Historic District","url":"https://nationalhistoricalregister.com/districts/massachusetts/follen-street-historic-district-86001681/"},"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":"https://en.wikipedia.org/wiki/Theodore_W._Richards_House","wikidata":"https://www.wikidata.org/wiki/Q14715880"},"indexable":true,"url":"https://nationalhistoricalregister.com/massachusetts/middlesex-county/richards-theodore-w-house-76001999/"}