Barbastro. 1793. Carta de padre Francisco Antonio Barbastro a el excelentísimo señor virrey conde de Revilla Gigedo,Bolton Collection, Bancroft Library, University of California, Berkeley, California. (English typescript of cited document.)

Barbastro. 1793. Carta de padre Francisco Antonio Barbastro a el excelentísimo señor virrey conde de Revilla Gigedo,Bolton Collection, Bancroft Library, University of California, Berkeley, California. (English typescript of cited document.), Box: 9, Folder: 11. Campbell W. Pennington Papers, 33036864. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/279322 Accessed September 26, 2026.