Poola
Praegu kuvatakse: Poola - postmargid (1860 - 2024) - 1 margid.
1946
International Bureau of Education and the Polish Committee on Education
10. oktoober WM: mitte ükski lehe suurus: 12 Disain: E. Bartłomiejczyk perforatsioon: 11½
![[International Bureau of Education and the Polish Committee on Education, Tüüp ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/0409-b.jpg)