Portret van dr C.Rudolf Mengelberg (Willem van Konijnenburg)
<bdi><a href="https://www.wikidata.org/wiki/Q3067863" class="extiw" title="d:Q3067863"><span title="Dutch painter, printmaker, and draftsman (1868–1943)">Willem van Konijnenburg</span></a>
</bdi>
1924
Unknown source<span style="display: none;">Unknown source</span>