Los Bravos del Norte de Ramón Ayala. Corrido de Battling Torres (Ramón Ayala), Corazón cobarde (DAR) (San Antonio, Texas: Tex-Mex), undated

Los Bravos del Norte de Ramón Ayala. Corrido de Battling Torres (Ramón Ayala), Corazón cobarde (DAR) (San Antonio, Texas: Tex-Mex), undated, Item: 208. Rio Record Shop Collection, 24006037. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/472813 Accessed September 27, 2026.