José María Ortiz at Patos records the value of the sheep sold at Bonanza during March and April of the same year, 1850, April 30:

José María Ortiz at Patos records the value of the sheep sold at Bonanza during March and April of the same year, 1850, April 30:, Box: 1, Item: 2394. 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/302855 Accessed September 27, 2026.