1955 visit, Min. of Labor, Gov. of Mines to Morro Velho

1955 visit, Min. of Labor, Gov. of Mines to Morro Velho, Box: 266, Folder: 5. Saint John d'El Rey Mining Company Records, 1984-12. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/346111 Accessed September 27, 2026.