<bdi><a href="https://www.wikidata.org/wiki/Q1648904" class="extiw" title="d:Q1648904"><span title="German painter (1796-1866)">Karl Friedrich Schulz</span></a>
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<a rel="nofollow" class="external text" href="https://www.hampel-auctions.com/archive-catalogue-detail.html?a=94&amp;s=358&amp;c=515">Hampel Auktionen, München, 19. September 2013, lot 515</a>