Beals, Ralph L. 1932. Aboriginal survivals in Mayo culture, American Anthropologist, Vol. 34, pp. 28-39

Beals, Ralph L. 1932. Aboriginal survivals in Mayo culture, American Anthropologist, Vol. 34, pp. 28-39, Box: 8, Folder: 29. Campbell W. Pennington Papers, 33036864. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/279304 Accessed September 26, 2026.