Squier, E. G. The Volcanoes of Central America, and the Geographical and Topographical Features of Nicaragua as connected with the proposed Interoceanic Canal. New York, 1850.
⸺ Nicaragua; its People, Scenery, Monuments, and the proposed Interoceanic Canal. New York, 1852. 2 vols. 8vo.
Squier, E. G. Notes on Central America, particularly the States of Honduras and Salvador. New York, 1855.
Stephens, John Lloyd. Incidents of Travel in Central America, Chiapas, and Yucatan. New York, 1841. Revised by F. Catherwood, London, 1854.
⸺ Incidents of Travel in Yucatan. London, 1843. 2 vols.
Stoll, Dr. Otto. Zur Ethnographie der Republik Guatemala. Zurich, 1884.
Stout, Peter F. Nicaragua, Past, Present, and Future; a Description of its Habitants, Customs, etc. Philadelphia, 1859.
Strangeways, Thomas. Sketch of the Mosquito Shore. Edinburgh, 1822.
Suckau, Henri de. Une Voie Nouvelle à travers l’Amérique Centrale. Étude Géographique, Ethnographique et Statistique sur le Honduras. Paris, 1866.