Kihss, Peter. "Gains Made by Puerto Ricans Here." New York Times, 1957 May 31

Kihss, Peter. "Gains Made by Puerto Ricans Here." New York Times, 1957 May 31, Box: 178, Folder: 4. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389258 Accessed September 26, 2026.