<bdi><a href="https://www.wikidata.org/wiki/Q21466038" class="extiw" title="d:Q21466038"><span title="Swiss painter (1825-1893)">Carl Schlesinger</span></a>
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<a rel="nofollow" class="external text" href="https://www.lempertz.com/de/kataloge/lot/903-1/1623-carl-schlesinger.html">Lempertz, Köln, 19.05.2007, Auktion 903, Lot 1623</a>