Schrift
| Titel | Account of the discovery of a mine of Platinum in Colombia, and of mines of Gold and of Platinum in the Uralian Mountains. By Baron Alexander de Humboldt. |
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| Gruppe | Abhandlungen in Zeitschriften, Sammelbänden etc. |
| Datierung | 1826 |
| Link | – |
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| alte ID | 177a |