Josef Jöhle (1889-1942), mayor of Radolfzell, signature, ca. 1940
<a href="//commons.wikimedia.org/wiki/User:Markus_Wolter" title="User:Markus Wolter">Markus Wolter</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>