[740] K. Haebler, The World's History (ed. Helmolt), I. 1901, p. 181.
[741] A. Hrdlička, "Skeletal Remains suggesting or attributed to Early Man in North America," Bureau Am. Eth. Bull. 33, 1907, p. 98.
[742] A. Hrdlička, "Early Man in South America," Bureau Am. Eth. Bull. 52, 1912.
[743] Loc. cit. pp. 385-6.
[744] American Anthropologist, XIV. 1912, p. 22.
[745] P. Rivet, "La Race de Lagoa-Santa chez les populations précolombiennes de l'Équateur," Bull. Soc. d'Anth. V. 2, 1908, p. 264.
[746] J. Deniker, The Races of Man, 1900, p. 512.
[747] Bur. Am. Eth. Bull. 52, 1912, pp. 183-4.
[748] Loc. cit. p. 267.
[749] A. Hrdlička, Am. Anth. XIV. 1912, p. 10.