————. Carta del Rey Fernando Séptimo al Virrey de México relativa al Colegio que el Obispo de Durango propane establecer, January 30, 1819.

————. Carta del Rey Fernando Séptimo al Virrey de México relativa al Colegio que el Obispo de Durango propane establecer, January 30, 1819., Guide_No.: 687. Guide to the Latin American Manuscripts in the University of Texas Library, Z 1601 T486. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/500228 Accessed September 27, 2026.