including with J. De J. Peña, Rómulo Cuéllar, 1899

including with J. De J. Peña, Rómulo Cuéllar, 1899, Box: 4, Folder: 10. Alejandro Prieto Papers, 33383573. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/472499 Accessed September 25, 2026.