54. "Delineando Simbolo De Hierro" ink drawing (13" x 8 1/2"), 1973 March 26

54. "Delineando Simbolo De Hierro" ink drawing (13" x 8 1/2"), 1973 March 26, Box: 6, Folder: 22. Manuel (Chaca) Ramírez Photographs, 22870067. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/362918 Accessed September 27, 2026.