Detail from the painting <i>Apoll mit den Stunden</i> by Georg Friedrich Kersting (see <a href="//commons.wikimedia.org/wiki/File:Kersting_-_Apoll_mit_den_Stunden.jpg" title="File:Kersting - Apoll mit den Stunden.jpg">File:Kersting - Apoll mit den Stunden.jpg</a>). 
Detail shows self portrait of Kersting as a freemason.
<bdi><a href="https://en.wikipedia.org/wiki/en:Georg_Friedrich_Kersting" class="extiw" title="w:en:Georg Friedrich Kersting"><span title="German artist (1785-1847)">Georg Friedrich Kersting</span></a>
</bdi>
1822<div style="display: none;">date QS:P571,+1822-00-00T00:00:00Z/9</div>
Hannelore Gärtner: <i>Georg Friedrich Kersting.</i> Seemann, Leipzig 1988