Document denouncing a mine by Joseph Buente Cumpran and Juachin Toban, presented to don Vicente de Alderete, commandant of the garrison of Saltillo, 1772, March 20:

Document denouncing a mine by Joseph Buente Cumpran and Juachin Toban, presented to don Vicente de Alderete, commandant of the garrison of Saltillo, 1772, March 20:, Box: 1, Item: 2381. Sánchez Navarro Collection of Documents for a History of Texas and Coahuila, 30605850. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/300390 Accessed September 27, 2026.