Author

Professor Alexander Von Humboldt

Wikipedia: Professor Alexander Von Humboldt

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Mineralogische Beobachtungen Uber Einige Basalte Am Rhein (1790)
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Kosmos, dritter Band
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Essai Géognostique Sur Le Gisement Des R
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Cosmos: A Survey Of The General Physical
A Survey of the General Physical History of the Universe »

Reise durchs Baltikums nach Russland und Sibirien 1829
Reise durchs Baltikums nach Russland und Sibirien 1829 »

Cosmos: a Sketch of a Physical Description of the Universe, Volume 5
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An Illustration Of The Genus Cinchona: C
Comprising Descriptions of All the Officinal Peruvian Barks, Including Several New Species. Baron de Humboldt's Account of the Cinchona Forests of South Amer... »