Portrait of Ludwig von Roll (1771-1839), founder of the Von Roll company, created around 1825.
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Painter called Le Grand, no more information in source used.</div>
circa 1825 <div style="display: none;">date QS:P571,+1825-00-00T00:00:00Z/9,P1480,Q5727902</div>
Own scan by <a href="//commons.wikimedia.org/wiki/User:Gestumblindi" title="User:Gestumblindi">Gestumblindi</a>. Scan taken from von Roll magazine, 1973, and converted to greyscale because of bad colors.