Second letter from Hernán Cortés to Charles V of Spain, dated October 30, 1520. In Terzo volvme delle navigationi et viaggi (Third Volume of Navigations and Travels) by Giovanni Battista Ramusio, 1565.
English edition (1724) of Historia de la conquista de México (History of the Conquest of Mexico) by Antonio de Solís, translated by Thomas Townsend, first published 1684.
Book Six, laws pertaining to indigenous peoples. In Recopilación de leyes de los reynos de las Indias (Compilation of the Laws of the Kingdoms of the Indies), 1681.