Arnold Korff

<strong>Quelle:</strong> <bdi><a href="https://en.wikipedia.org/wiki/en:Jan_Vil%C3%ADmek" class="extiw" title="w:en:Jan Vilímek"><span title="Czech painter (1860-1938)">Jan Vilímek</span></a> </bdi> - <a rel="nofollow" class="external text" href="http://anno.onb.ac.at/cgi-content/anno?aid=hu1&amp;datum=18970301&amp;seite=4&amp;zoom=33">Der Humorist, vol. 17, iss. 7</a>, digitized by Austrian National Library

<strong>Quelle:</strong> Unknown photographer - <a href="https://de.wikipedia.org/wiki/Radio_Wien_(1924)" class="extiw" title="de:Radio Wien (1924)">Programmzeitschrift der RAVAG „Radio Wien“</a> 7 March 1927, S. 27<br>(<a rel="nofollow" class="external free" href="http://anno.onb.ac.at/cgi-content/anno?aid=raw&amp;datum=19270307&amp;seite=27&amp;zoom=33">http://anno.onb.ac.at/cgi-content/anno?aid=raw&amp;datum=19270307&amp;seite=27&amp;zoom=33</a>)