Superintendent to Managing Director,, 1948 November-1955 October

Superintendent to Managing Director,, 1948 November-1955 October, Box: 29. 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/345372 Accessed September 26, 2026.