Personal narrative of travels to the equinoctial regions of the New continent during the years 1799-1804, by Alexander de Humboldt and Aimé Bonpland; with maps, plans, &c. written in French by Alexander de Humboldt, and translated into english by Helen Maria Williams, vols. I & II [-III]. Third edition
Humboldt Alexander von, Bonpland Aimé, Williams Helen Maria, Longman Thomas Norton, Hurst Thomas, Rees Owen | 1822