<a href="https://en.wikipedia.org/wiki/K%C3%A1roly_S%C3%B3s" class="extiw" title="en:Károly Sós">Károly Sós</a> in 1967
Hans Steinmeier / Anefo
CC BY-SA 3.0 nl
<a rel="nofollow" class="external text" href="http://proxy.handle.net/10648/ab26ef90-d0b4-102d-bcf8-003048976d84">Nationaal Archief Fotocollectie Anefo</a>