Note 78 — Chapter I
Reading edition
Essai Politique (Paris, 1825–27), vol. iii, p. 114. Dr. Charles Rau has courteously furnished me the following references on ancient mining in Mexico: Clavigaro’s History of Mexico, Phil., 1817, vol. i., p. 20. Prescott’s Mexico, vol. i, p. 138; Despatches of Hernando Cortés addressed to the Emperor Charles V (trans. by Folsom, New York, 1842), p. 412. Memoirs of Bernal Diaz (trans. of Lockhart, London, 1844), vol. i, p. 36. Dr. Rau remarks: “We are forcibly led to the conclusion that the Mexicans obtained copper by the mining process.”—Letter to the Author, Aug. 24, 1878.