Humboldt Letter to Fleuriau and Manuscript on Superposition of Rocks on sale in Amherst, USA
Humbodt Rara on sale in USA On occasion, Humboldt Rara appear on the international market for collectibles and rare manuscripts.
Read MoreHumbodt Rara on sale in USA On occasion, Humboldt Rara appear on the international market for collectibles and rare manuscripts.
Read MorePhysical atlas of natural phenomena (Alexander Keith Johnston) David Rumsey Historical Map Collection (Quelle: davidrumsey.com) Diese vier Karteneinträge stammen aus dem
Read MoreAtlas geographique et physique du royaume de la Nouvelle-Espagne Die folgenden Kartenbeiträge sind dem „Atlas geographique et physique du royaume
Read MoreThe „Humboldt Digital Library“ is an ongoing research project to preserve the legacy of Alexander von Humboldt in an online
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