"The L.A. Guajardo Collection of Manuscripts", 1939 February 16

"The L.A. Guajardo Collection of Manuscripts", 1939 February 16, Box: 72, Folder: 22. Carlos E. Castañeda Papers, 23587615. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/357815 Accessed September 26, 2026.