Michael Leoni as Don Carlos amd Mrs. Mattocks as Louisa in <i>The Duenna</i>, circa 1775. <a rel="nofollow" class="external text" href="http://id.lib.harvard.edu/aleph/012943338/catalog">TCS 44, Harvard Theatre Collection, Houghton Library</a>, Harvard University
Artist unidentified
circa 1775 <div style="display: none;">date QS:P,+1775-00-00T00:00:00Z/9,P1480,Q5727902</div>
<bdi><a href="https://en.wikipedia.org/wiki/en:Houghton_Library" class="extiw" title="w:en:Houghton Library"><span title="library at Harvard University">Houghton Library</span></a>
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