Portrait of the Scottish mineralogist and banker <a href="https://en.wikipedia.org/wiki/Thomas_Allan" class="extiw" title="w:Thomas Allan">Thomas Allan</a> (1777–1833) by the Scottish portrait painter <a href="https://en.wikipedia.org/wiki/John_Watson_Gordon" class="extiw" title="w:John Watson Gordon">John Watson Gordon</a> (1788–1864)
<bdi><a href="https://en.wikipedia.org/wiki/en:John_Watson_Gordon" class="extiw" title="w:en:John Watson Gordon"><span title="British painter (1788-1864)">John Watson Gordon</span></a>
</bdi>
circa 1824 <div style="display: none;">date QS:P571,+1824-00-00T00:00:00Z/9,P1480,Q5727902</div>
<a rel="nofollow" class="external text" href="https://artuk.org/discover/artworks/thomas-allan-17771833-179410">Art UK</a>