Walkout 1969, 1958,1967,1969-70

Walkout 1969, 1958,1967,1969-70, Box: 78. José Angel Gutiérrez Papers, 24158659. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/455855 Accessed September 27, 2026.