international stamp day in Munich (IBRA and Congress of the <i>Fédération Internationale de Philatélie</i> (FIP)
scanned by <a href="//commons.wikimedia.org/wiki/User:NobbiP" title="User:NobbiP">NobbiP</a>
scanned by <a href="//commons.wikimedia.org/wiki/User:NobbiP" title="User:NobbiP">NobbiP</a>