Friedrich Heinrich Alexander von Humboldt. Lithograph by Ducarme after Baron C. von Steuben, 1815.

  • Steuben, Charles Auguste Guillaume Henri François Louis, Baron von Steuben, 1788-1858.
Reference:
4386i

Licence: Public Domain Mark

Credit: Friedrich Heinrich Alexander von Humboldt. Lithograph by Ducarme after Baron C. von Steuben, 1815. Wellcome Collection. Source: Wellcome Collection.

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