Nicholas Joseph, Freiherr von Jacquin, and his brother Joseph Franz. Line engraving by Mathieu, 1802, after a wax medallion by L. Posch.
- Posch, L.
- Date:
- 1802
- Reference:
- 545729i
Licence: Public Domain Mark
Credit: Nicholas Joseph, Freiherr von Jacquin, and his brother Joseph Franz. Line engraving by Mathieu, 1802, after a wax medallion by L. Posch. Wellcome Collection. Source: Wellcome Collection.
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