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The International Journal of the Royal Society of Thailand
Volume XII, 2020

Nichols, Sandra, 2006. Why was Humboldt forgotten in the United States?
In: Geographical Review, Vol.96, No. 3, Humboldt in the Americas, July,
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Rebok, Sandra, 2008. Enlightened Correspondents: The Transatlantic Dialogue
of Thomas Jefferson and Alexander von Humboldt. In: The Virginia

Magazine of History and Biography, Vol.116, No 4, pp. 328
Sachs, Aaron, 2006. The Humboldt Current: Nineteenth-Century Exploration and
the Roots of American Environmentalism. New York, pp. 236-2

Walls, Laura Dassow, 2009. The Passage to Cosmos: Alexander von Humboldt and
the Shaping of America. Chicago: U. of Chicago

Wulf, Andrea, 2015. The Invention of Nature: Alexander von Humboldt New World.
New York: Alfred A. Knopf,

64 Alexander von Humboldt Legacy Today

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