For comments and corrections on this set of drawings (especially those published in George Phebus' book) cf. National Anthropological Archives Correspondence File, June, 1976; Arthur O. Roberts letter of April 2, 1976 to W. Sturtevant forwarded to National Anthropological Archives, June 1976.
Graphite, ink, crayon and watercolor on paper.
Found summer, 1967 in Smithsonian Institution Department of Anthropology storage; transmitted to National Anthropological Archives by George Phebus, Processing Lab, February, 1972. (Catalog Number 260,447, Accession Number 51,115, transferred from U. S. Department of Interior, Bureau of Education, January 27, 1910.)