Описание: Humboldt was one of the most respected scientists of his time. His expeditions to the Americas produced often the first detailed scientific observations of these areas. In this 1824 volume, the mining engineer, John Taylor, brings together translations of works by Humboldt to focus on mining opportunities in Mexico.
Описание: The owner of West Indian plantations, McQueen collected extensive information from slaves which led him correctly to the conclusion that the Niger ended in the great delta of the Blight of Benin. First published in 1840.
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