portrait of Artis founder Gerardus Frederik Westerman
<bdi><a href="https://en.wikipedia.org/wiki/en:Th%C3%A9r%C3%A8se_Schwartze" class="extiw" title="w:en:Thérèse Schwartze"><span title="Dutch painter (1851-1918)">Thérèse Schwartze</span></a>
</bdi>
1879
<a rel="nofollow" class="external free" href="http://www.artis.nl/nieuws/2011/06/16/artis-ontvangt-uniek-portret-oprichter-westerman/">http://www.artis.nl/nieuws/2011/06/16/artis-ontvangt-uniek-portret-oprichter-westerman/</a>