3 books
Voyage de Humboldt Et Bonpland. Personal Narrative of Travels to the Equinoctial Regions of the New Continent During the Years 1799-1824 Translated Into English by Helen Maria Williams.
Personal Narrative of Travels to the Equinoctial Regions of the New Continent During the Years 1799-1804, by A. de Humboldt and A. Bonpland; With Maps, Plans ... Written in French by A. de H., and Translated Into English by H. M. Williams.
Diary of a Journey from the Mississippi to the Coasts of the Pacific, with a United States Government Expedition. ... Translated by Mrs. P. Sinnett. Vol. II.