{"nrhp_refnum":"100004751","name":"Blackwell School","other_names":["Mexican School","Mafra War School"],"category":"building","location":{"address":"501 South Abbot St.","address_restricted":false,"city":"Marfa","county":"Presidio County","state":"TX","lat":30.305819000000042,"lon":-104.02242099999995,"geom_source":"nps_gis"},"listed_date":"2019-12-04","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Hispanic","Education","Ethnic Heritage"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/100004751/506c186d46-800.webp","url_1600":"https://nationalhistoricalregister.com/media/100004751/506c186d46-1600.webp","licence":"Public domain","author":"David Larson","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:NPS_photo_of_Blackwell_School.jpg\" rel=\"noopener\">David Larson</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:NPS_photo_of_Blackwell_School.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":"https://en.wikipedia.org/wiki/Blackwell_School_National_Historic_Site","wikidata":"https://www.wikidata.org/wiki/Q110000306"},"indexable":true,"url":"https://nationalhistoricalregister.com/texas/presidio-county/blackwell-school-100004751/"}