Eisenbarth- und Stadtmuseum Oberviechtach
<a href="//commons.wikimedia.org/wiki/User:A._K%C3%B6ppl" title="User:A. Köppl">Alois Köppl, Gleiritsch</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>