Stamp of Czechoslovakia, allegoric issue 1920, bilingual cancelled KUKS-KUKUS in 1924 (Bohemia)
<a href="//commons.wikimedia.org/w/index.php?title=Jakub_Obrovsk%C3%BD&amp;action=edit&amp;redlink=1" class="new" title="Jakub Obrovský (page does not exist)">Jakub Obrovský</a> 1882-1949
<span class="int-own-work" lang="en">Own work</span>