Master's certificate from <a href="https://de.wikipedia.org/wiki/Anton_Sch%C3%A4fer_(Rechtsanwalt)" class="extiw" title="de:Anton Schäfer (Rechtsanwalt)">Anton Schaefer</a> for the trade of the electrical engineer in Austria.
<a href="//commons.wikimedia.org/wiki/User:Asurnipal" title="User:Asurnipal">Asurnipal</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>