<bdi><a href="https://www.wikidata.org/wiki/Q1040249" class="extiw" title="d:Q1040249"><span title="German painter (1810-1889)">Robert Kummer</span></a>
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<a rel="nofollow" class="external text" href="https://lot-tissimo.com/de/cmd/d/i/13262133/auk/55/nl/2/">Schmidt Kunstauktionen Dresden, 09.12.2017, lot 17 via Lot-tissimo</a>