George Castillo, John Valdez #220, 1994 July 13

George Castillo, John Valdez #220, 1994 July 13, Box: 4, Item: 11. Robert P. and Sugar C. Rodriguez Collection of Tejano Music, 898073981. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/553288 Accessed September 26, 2026.