<bdi><a href="https://en.wikipedia.org/wiki/en:Johann_Wilhelm_Preyer" class="extiw" title="w:en:Johann Wilhelm Preyer"><span title="German painter (1803-1889)">Johann Wilhelm Preyer</span></a>
</bdi>
<a rel="nofollow" class="external text" href="http://www.bonhams.com/auctions/23917/lot/33/">Bonhams, London, 1 Mär 2017, lot 33</a> - uploaded by <a href="//commons.wikimedia.org/wiki/User:0x010C" title="User:0x010C">0x010C</a>