Bertus Hendriks in 1969
Joost Evers (ANEFO)
<a rel="nofollow" class="external text" href="http://proxy.handle.net/10648/ab70cad4-d0b4-102d-bcf8-003048976d84">GaHetNa (Nationaal Archief NL)</a> 922-5800 (cropped)