Airmail - The 3rd Universal Student Congress in Warsaw 1953
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1953
Airmail - The 3rd Universal Student Congress in Warsaw
24. august VM: Ingen Arkstørrelse: 100 Design: J. Ostrowski Perforeringer: Imperforated
![[Airmail - The 3rd Universal Student Congress in Warsaw, type PQ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/PQ-s.jpg)
![[Airmail - The 3rd Universal Student Congress in Warsaw, type PQ1]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/PQ1-s.jpg)
