<bdi><a href="https://www.wikidata.org/wiki/Q97771626" class="extiw" title="d:Q97771626"><span title="Duits; schilder; 1798; Mainz; 1839-01-15; Mainz">Anton Knapp</span></a>
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<a rel="nofollow" class="external text" href="http://www.arcadja.com/auctions/de/private/knapp_anton/kunstwerken/59694/0/">Auktionshaus Michael Zeller, Lindau, 05.07.2012, lot 2525 via ARCADJA auction results</a>