Effigies.
Editorial Article. American Antiquarian, vol. 10, p. 384. 1888.
Peet, S. D. American Antiquarian, vol. 12, p. 211. 1890.
Moorehead, W. K. American Archæologist, 1898, p. 209. 1898.
Wardle, H. N. International Congress of Americanists, p. 213. Mexico. 1902.
Moorehead, W. K. Records of the Past, pp. 246 S. Southwest. 1902.
Pepper, G. H. Human Effigy Vases. Chaco. 1906.
Ashmead, A. S. American Anthropologist, vol. 9, p. 738. Peru. 1907.
Holmes, W. H. American Anthropologist, vol. 9, pp. 691 ff. 1907.
Eolithic Problem.