<bdi><a href="https://www.wikidata.org/wiki/Q55900392" class="extiw" title="d:Q55900392"><span title="German painter (1823-1898)">Carl Schweich</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=5786688">5786688</a> (sale 2841, lot 34, New York, 28.04.2014)