<bdi><a href="https://en.wikipedia.org/wiki/en:Ferdinand_Bellermann" class="extiw" title="w:en:Ferdinand Bellermann"><span title="German painter (1814-1889)">Ferdinand Konrad Bellermann</span></a>
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<a rel="nofollow" class="external text" href="http://www.sothebys.com/en/auctions/ecatalogue/2013/latin-american-art-n08998/lot.11.html">Sotheby's, New York, 28 - 29 MAY 2013, lot 11</a>