Alexander von Humboldt- Jean-Baptiste Boussingault, Briefwechsel
by Ulrich Pässler, Thomas Schmuck, Eberhard Knobloch
CorrespondenceMining engineersBiographyAgricultural chemistsScientistsNaturalistsDescription and travelHumboldt, alexander von, 1769-1859
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For young readers
Book data: Open Library