Note 49 — Chapter II · PHALLISM IN ANCIENT RELIGIONS.
Reading edition
See “The Serpent Symbol in America,” by E.G. Squier, M.A.—“American Archæological Researches,” No. 1 (1851), p. 161, et seq.; “Palenqué,” by M. de Waldeck and M. Brasseur de Bourbourg (1866), p. 48.