Jose Antonio Prada at Monclova. Bill of sale of a horse, brand shown from Jose Salvador Sierra to Dn. Roque de Abrego, 1812, March 31:

Jose Antonio Prada at Monclova. Bill of sale of a horse, brand shown from Jose Salvador Sierra to Dn. Roque de Abrego, 1812, March 31:, Box: 1, Item: 1379. 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/301371 Accessed September 27, 2026.