Managing Director to Superintendent,, 1955 May-1956 May

Managing Director to Superintendent,, 1955 May-1956 May, Box: 32, Folder: 1. 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/346314 Accessed September 26, 2026.