Portrait of an unknown man
<bdi><a href="https://en.wikipedia.org/wiki/en:Jan_van_Eyck" class="extiw" title="w:en:Jan van Eyck"><span title="Flemish painter (c.1390-1441)">Jan van Eyck</span></a>
</bdi>
1430-1440 (c.)
<a rel="nofollow" class="external free" href="https://www.britishmuseum.org/collection/object/P_1895-0915-998">https://www.britishmuseum.org/collection/object/P_1895-0915-998</a>