Dessin sur papier brun représentant <a href="//commons.wikimedia.org/wiki/Denis_Diderot" title="Denis Diderot">Denis Diderot</a>
<bdi><a href="https://en.wikipedia.org/wiki/en:Louis-Michel_van_Loo" class="extiw" title="w:en:Louis-Michel van Loo"><span title="French painter (1707-1771)">Louis-Michel van Loo</span></a>
</bdi>
Unknown date<div style="display: none;">Unknown date</div> (estim. after 1760)
Unknown source<span style="display: none;">Unknown source</span>