Harm Wiersma
<div class="fn value">
Unknown<span style="display: none;">Unknown </span></div>
30 March 1977<div style="display: none;">date QS:P571,+1977-03-30T00:00:00Z/11</div>
Nationaal Archief, Fotocollectie Anefo, <a href="https://en.wikipedia.org/wiki/en:Nationaal_Archief" class="extiw" title="w:en:Nationaal Archief"><span title="National Archives of the Netherlands">Nationaal Archief</span></a>:  entry  <a rel="nofollow" class="external text" href="http://proxy.handle.net/10648/ac98b4b2-d0b4-102d-bcf8-003048976d84">ac98b4b2-d0b4-102d-bcf8-003048976d84</a>