Portrait of <a href="https://en.wikipedia.org/wiki/en:Princess_Caroline_of_Hesse-Darmstadt" class="extiw" title="w:en:Princess Caroline of Hesse-Darmstadt"><span title="Consort of Frederick V, Landgrave of Hesse-Homburg">Landgravine Caroline of Hesse-Darmstadt</span></a> (1746-1821), wife of <a href="https://en.wikipedia.org/wiki/en:Frederick_V,_Landgrave_of_Hesse-Homburg" class="extiw" title="w:en:Frederick V, Landgrave of Hesse-Homburg"><span title="landgrave of Hesse-Homburg (1751-1820)">Frederick V, Landgrave of Hesse-Homburg</span></a>
<bdi>Circle of <a href="https://en.wikipedia.org/wiki/en:Christoph_Friedrich_Reinhold_Lisiewski" class="extiw" title="w:en:Christoph Friedrich Reinhold Lisiewski"><span title="German artist (1725-1794)">Christoph Friedrich Reinhold Lisiewski</span></a>
</bdi>
<a href="https://en.wikipedia.org/wiki/Christie%27s" class="extiw" title="en:Christie's">Christie's</a>, LotFinder:  entry  <a rel="nofollow" class="external text" href="https://www.christies.com/LotFinder/lot_details.aspx?intObjectID=4215134">4215134</a>