[36]Helmut de Terra, Javier Romero, and T. D. Stewart, _Tepexpan Man_ (Viking Fund Publications in Anthropology, No. 11, 1949), 33-62. [37]Glenn A. Black, “‘Tepexpan Man’: A Critique of Method,” _American Antiquity_, 14:344-346 (1949). [38]Franz Weidenreich, “Preliminary Report on the Anatomical Character of the Human Skeleton from Tepexpan,” in de Terra, _Tepexpan Man_, 123. [39]Javier Romero, “The Physical Aspects of Tepexpan Man,” in de Terra, _Tepexpan Man_, 105, T. D. Stewart, “Initial Impressions Regarding the Tepexpan Skeleton,” in de Terra, _Tepexpan Man_, 125. [40]Helmut de Terra, “Comments on Radiocarbon Dates from Mexico,” in _Radiocarbon Dating_ (Memoirs, Society for American Archaeology, vol. 17, no. 1, pt. 2, 1951), 33-34. H. M. Wormington, _Ancient Man in North America_ (4th rev. ed., 1957), 238-241. [41]Ignacio Marquina, _Arquitectura Prehispanica_ (1951). [42]Fred Wendorf and Alex D. Krieger, “New Light on the Midland Discovery,” _American Antiquity_, 25:78 (1959). [43]George Agogino, personal communication, March 14, 1959. Chapter 7 [1]Quoted in John Evans, _The Ancient Stone Implements, Weapons, and Ornaments, of Great Britain_ (1872), 57. [2]Michele Mercati, _Metallotheca Opus Posthumum_ (1717), 243. [3]C. C. Abbott, “An Historical Sketch of the Discoveries of Paleolithic Implements in the Valley of the Delaware River,” _Proceedings, Boston Society of Natural History_, 21:126-127 (1881). [4]I. C. Russell, _The Geological History of Lake Lahontan_ (Monograph, U.S. Geological Survey, no. 11, 1885). W. J. McGee, “An Obsidian Implement from Pleistocene Deposit in Nevada,” _American Anthropologist_, 2:301-312 (1889). [5]S. W. Williston, “_Homo sapiens_ in Pleistocene of Kansas,” _Bulletin, Kansas University Geological Survey_, 2:301 (1897). E. H. Sellards, “Early Man in America,” _Bulletin, Geological Society of America_, 51:387 (1940). [6]J. D. Figgins, “The Antiquity of Man in America,” _Natural History_, 27:229-231 (1927). Harold J. Cook, “Definite Evidence of Human Artifacts in the American Pleistocene,” _Science_, new ser., 62:459-460 (1925). [7]Figgins, _op. cit._, 234-239. Harold J. Cook, “New Geological and Paleontological Evidence Bearing on the Antiquity of Mankind in America,” _Natural History_, 27:244-247 (1927). O. F. Evans, “The Antiquity of Man As Shown at Frederick, Oklahoma: A Criticism,” _Journal, Washington Academy of Sciences_, 20:475-479 (1930). Harold J. Cook, “The Antiquity of Man As Indicated at Frederick, Oklahoma: A Reply.” _Journal, Washington Academy of Sciences_, 21:161-167 (1931). [8]Figgins, _op. cit._, 232-234.