<bdi><a href="//commons.wikimedia.org/wiki/Category:18th-century_portrait_paintings_of_men,_artist,_location_and_year_missing" title="Category:18th-century portrait paintings of men, artist, location and year missing">Unidentified painter</a>
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<a rel="nofollow" class="external text" href="https://www.sothebys.com/en/auctions/ecatalogue/2007/old-master-paintings-l07030/lot.87.html">Sotheby's Lot.87</a>