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Humboldt, Alexander von. 1819-1829. Personal narrative of travels to the equinoctial regions of the New Continent, during the years 1799-1804. By Alexander de Humboldt, and Aimé Bonpland; with maps, plans, &c. written
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Schweizer Ephemeride. Swiss Ephemeris. Ephemeride Suisse. 1890-1950.: gr-8, Original-Leinen (1976) | COTTAGE Antiquariat - anbu.at
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Humboldt, Alexander von. 1819-1829. Personal narrative of travels to the equinoctial regions of the New Continent, during the years 1799-1804. By Alexander de Humboldt, and Aimé Bonpland; with maps, plans, &c. written
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