World Peace Congress in Vienna, Austria 1952
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1952
World Peace Congress in Vienna, Austria
12. december WM: Inga storlek på arket: 100 Design: R. Kleczewski Perforering: 12½ x 12¾
![[World Peace Congress in Vienna, Austria, Typ OS1]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/OS1-s.jpg)
![[World Peace Congress in Vienna, Austria, Typ OS]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/OS-s.jpg)
