Hyacinthe de Charency. "Recherches sur le Codex Troano." Paris, 1876.
D. Geronimo Castillo. "Diccionario Historico, Biografico y Monumental de Yucatan." Mérida, 1866. 2 vols.
Serapio Baqueiro. "Ensayo Historico sobre las Revoluciones de Yucatan, 1840—1864." Mérida, 1870. 2 vols.
Gustav Klemm. "Allgemeine Culturgeschichte der Menschheit." 10 vols. Leipzig, 1843-1852.
Heinrich Wüttke. "Die Enstehung der Schrift."
Edward King, Lord Kingsborough. "Antiquities of Mexico." 1831-1848, London, 9 vols. folio. Special value of plates.
De Larenandiere. "Méxique et Guatemala," in "Univers pittoresque." Paris, 1843.
Wm. H. Prescott. "History of the Conquest of Mexico." (Too well known to need any remarks).
Lewis H. Morgan. "Systems of Consanguinity and Affinity of the Human Family." 1871.
(No. 218 of "Smithsonian Contributions to Knowledge.")