Boas, F. Popular Science Monthly, vol. LXIII, p. 481 ff. 1903.
Wissler, C. Bulletin of the American Museum of Natural History, 1904, pp. 231 ff. Sioux. 1904.
Kroeber, A. L. Publications of the University of California, vol. 2, 3, p. 159. California. 1904–07.
Gordon, G. B. Transactions of the University of Pennsylvania, vol. 1, 3, pp. 132 ff. Serpent Motive. 1905.
Holmes, W. H. Boas Anniversary Volume, pp. 179 ff. 1906.
Spinden, H. J. Memoirs of the American Anthropological Association, vol. 2, 3, p. 233. Nez Percé. 1908.
Atlatls.
Bahnson, K. Archiv für Ethnographie, vol. 2, pp. 217 ff. South America. 1889.
Seler, E. Archiv für Ethnographie, vol. 3, pp. 137 ff. Mexico. 1890.
Rink, H. American Anthropologist, vol. 4, p. 274. Alaska. 1891.