<bdi><a href="https://en.wikipedia.org/wiki/en:Christian_Landenberger" class="extiw" title="w:en:Christian Landenberger"><span title="German artist (1862-1927)">Christian Landenberger</span></a>
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<a rel="nofollow" class="external text" href="http://www.kettererkunst.de/kunst/kd/details.php?obnr=117000695&amp;anummer=446&amp;detail=1">Ketterer Kunst, München, 24.05.2017 , Lot 201</a>