5th Convention: Porto Alegre, Brazil, 1955 November 8-11

5th Convention: Porto Alegre, Brazil, 1955 November 8-11, Box: 54. 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/503571 Accessed September 26, 2026.