Hans Burger

<strong>Quelle:</strong> <a href="//commons.wikimedia.org/wiki/User:EinDao" title="User:EinDao">EinDao</a> - <span class="int-own-work" lang="en">Own work</span>

<strong>Quelle:</strong> <a href="//commons.wikimedia.org/wiki/User:Asurnipal" title="User:Asurnipal">Asurnipal</a> - <span class="int-own-work" lang="en">Own work</span>

<strong>Quelle:</strong> <a href="//commons.wikimedia.org/w/index.php?title=User:Ubel&amp;action=edit&amp;redlink=1" class="new" title="User:Ubel (page does not exist)">Ubel</a> - <span class="int-own-work" lang="en">Own work</span>

<strong>Quelle:</strong> <ul><li><a href="//commons.wikimedia.org/wiki/File:Flickr_-_Sebastiaan_ter_Burg_-_Hans_Aarsman.jpg" title="File:Flickr - Sebastiaan ter Burg - Hans Aarsman.jpg">Flickr_-_Sebastiaan_ter_Burg_-_Hans_Aarsman.jpg</a>: <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/31013861@N00">Sebastiaan ter Burg</a> from Utrecht, The Netherlands</li> <li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Jan_Arkesteijn" title="User:Jan Arkesteijn">Jan Arkesteijn</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Jan_Arkesteijn" title="User talk:Jan Arkesteijn"><span class="signature-talk">talk</span></a>)</li></ul> - <ul><li><a href="//commons.wikimedia.org/wiki/File:Flickr_-_Sebastiaan_ter_Burg_-_Hans_Aarsman.jpg" title="File:Flickr - Sebastiaan ter Burg - Hans Aarsman.jpg">Flickr_-_Sebastiaan_ter_Burg_-_Hans_Aarsman.jpg</a></li></ul>

<strong>Quelle:</strong> <a href="https://de.wikipedia.org/wiki/Benutzer:Hans_Kadereit" class="extiw" title="de:Benutzer:Hans Kadereit">Hans Kadereit</a> --<a href="https://de.wikipedia.org/wiki/Benutzer:Kadereit" class="extiw" title="de:Benutzer:Kadereit">ka</a> Sept. 2006 (CEST) - <span class="int-own-work">Self-photographed</span>