Caption from the museum's website: "The lady in this miniature by König is not <a href="//commons.wikimedia.org/wiki/Category:Portrait_paintings_of_Elisabeth_Christine_of_Brunswick-Bevern" title="Category:Portrait paintings of Elisabeth Christine of Brunswick-Bevern">Elisabeth Christine</a>, wife of Frederick the Great, as maintained in the art trade.1 There is a closer resemblance to his eldest sister <a href="//commons.wikimedia.org/wiki/Category:Portrait_paintings_of_Wilhelmine_of_Bayreuth" title="Category:Portrait paintings of Wilhelmine of Bayreuth">Wilhelmine (1709-1758)</a>, who married to the hereditary prince of Bayreuth"
<bdi>Attributed to <a href="https://www.wikidata.org/wiki/Q29876774" class="extiw" title="d:Q29876774"><span title="German artist, 1722-1787">Anton Friedrich König</span></a>
</bdi>
circa 1750 <div style="display: none;">date QS:P571,+1750-00-00T00:00:00Z/9,P1480,Q5727902</div> <small>(probably before)</small>
<a rel="nofollow" class="external free" href="https://tansey-miniatures.com/en/collection/10405">https://tansey-miniatures.com/en/collection/10405</a>