Alexander von Humboldt

Views of the Cordilleras and monuments of the indigenous peoples of the Americas

Ensayo politico sobre la isla de Cuba

Ansichten der Natur

Alexander von Humboldt, Johann David Erdmann Preuss

Alexander von Humboldt, Friedrich Wilhelm IV

Cosmos

Cosmos

Political Essay on the Kingdom of New Spain .. Volume; Volume 1

Travels and Researches of Alexander Von Humboldt : Being a Condensed Narrative of His Journeys in Equinoctial Regions of America, and in Asiatic Russia

Selections from the Works of the Baron de Humboldt, Relating to the Climate, Inhabitants, Productions, and Mines of Mexico