[662]. Benvenuto Cellini, “Due trattati, uno intorno alle otto principali arti dell’ oreficeria,” etc., Fiorenzi, Valenti Panizzi & Marco Peri, 1568, fol. 10.
[663]. Edmond Doutté, “Magie et Religion,” Alger, 1909, pp. 83, 84.
[664]. Berthelot, “Collection des anciens alchemistes grecs,” Paris, 1888, 1889, vol. i, p. 9 of text.
[665]. Roth, “Great Benin, Its Customs, Art and Horrors,” Halifax, England, 1903, p. 95.
[666]. See Wilt’s “History of India,” vol. ii, p. 197. Cited in Lean’s Collectanea, vol. ii, Pt. II, Bristol, 1903, p. 641.
[667]. C. G. Jentsch, “Dissertatio physico-historica de gemmis,” Lipaiæ, 1706, p. 19. See also the present writer’s “The Curious Lore of Precious Stones,” Philadelphia and London, 1913, p. 41.
[668]. Ulloa’s Voyage to South America, trans. of John Adams, in Pinkerton’s Voyages and Travels, vol. xiv, London, 1813, p. 546.
[669]. Pocock’s “Travels in Egypt,” Pinkerton’s “Voyages and Travels,” vol. xv, London, 1814, p. 238.
[670]. See Warren K. Moorehead, “Hematite Implements of the United States,” Bulletin VI of the Department of Archæology, Phillips Academy, Andover, Mass., Andover, 1912.
[671]. Ibid., p. 81, Fig. 41.