official stamp of Germany, 12 Pfg issue 1932, cancelled <a href="//commons.wikimedia.org/wiki/Category:Kalkberge_(R%C3%BCdersdorf_bei_Berlin)" title="Category:Kalkberge (Rüdersdorf bei Berlin)">KALKBERGE</a> <a href="//commons.wikimedia.org/wiki/Category:1933-08-30" title="Category:1933-08-30">30.8.1933 15-16</a>.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
1933-08-30
<span class="int-own-work" lang="en">Own work</span>, 16 August 2013, 13:53:09 (original upload date)