Lorenzo de Zavala. Report on Uxmal, published in Vol. I. of "Antiquités Méxicaines."

John L. Stephens. "Travels in Central America, Chiapas, and Yucatan." N. York, 1841.

"Incidents of travel in Yucatan." N. York, 1843.

F. Catherwood. "Views of Ancient Monuments in Central America, Chiapas and Yucatan." N. York, 1844.

B. M. Norman. "Rambles in Yucatan." N. York, 1843.

Charles St. John Fancourt. "The History of Yucatan." London, 1854.—Not of great value.

Emmanuel Von Friedrichsthal. Letter of 21 April, 1841, in "Registro Yucateco," Vol. II., and "Diccionario Universal," Vol. X.—"Les Monuments de l'Yucatan," in "Nouvelles Annales des Voyages," 1841, Vol. 92.—These papers are not very valuable.

Juan Galindo. Report on the antiquities of Lake Peten. "Antiquités Méxicaines," Vol. I.

Modesto Mendez. Report on Tikal. "Zeitschrift für allgemeine Erdkunde," Vol. I.; 1853; also in Siver's "Mittelamerika" and other places. He is, as yet, the only authority on Tikal.

Julius Froebel. "Aus Amerika, Erfahrungen, Reisen, und Studien." Leipzig.—English translation: "Seven years travel in Central America." London, 1861.