45 rpm record-"Huelga en General" and "El Esquirol" recorded by Luis Valdez and Agustín Lara [TR 00002, Thunderbird Records]

45 rpm record-"Huelga en General" and "El Esquirol" recorded by Luis Valdez and Agustín Lara [TR 00002, Thunderbird Records], Box: 18. Martha Cotera Papers, 24005941. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/467046 Accessed September 26, 2026.