7th Convention: Guatemala City, Guatemala, 1960 February 15-22

7th Convention: Guatemala City, Guatemala, 1960 February 15-22, Box: 55. Alliance of Pan American Round Tables Records, 972738419. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/503573 Accessed September 25, 2026.