Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 / by Alexander de Humboldt and Aimé Bonpland; written in French by Alexander de Humboldt and translated into English by Helen maria Williams.
Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 / by Alexander de Humboldt and Aimé Bonpland; written in French by Alexander de Humboldt and translated into English by Helen maria Williams.