Pi-Pl-Po (to Pq),, 1908-1951

Pi-Pl-Po (to Pq),, 1908-1951, Box: 238, Folder: 7. 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/347387 Accessed September 27, 2026.