Now showing: Poland - Postage stamps (1950 - 1959) - 18 stamps.
26. February WM: None Sheetsize: 100 Design: St. Małecki Perforation: 12:12¼
![[United Nations, type WS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WS-s.jpg)
![[United Nations, type WT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WT-s.jpg)
![[United Nations, type WU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WU-s.jpg)
26. February WM: None Sheetsize: 1 Design: St. Małecki Perforation: Imperforated
![[United Nations, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/0988-b.jpg)
22. March WM: None Sheetsize: 100 Design: S. Gospodarek Perforation: 12½:12¾
![[The 12th Memorial Ski Descent for Bronislaw Czech and Helena Marusarzówna, who were killed by the Nazis in World War II, type WW]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WW-s.jpg)
![[The 12th Memorial Ski Descent for Bronislaw Czech and Helena Marusarzówna, who were killed by the Nazis in World War II, type WX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WX-s.jpg)
28. March WM: None Sheetsize: 12 Design: S. Jasiński Perforation: 11½ x 11¾
![[Airmail - The 7th National Philatelic Exhibition in Warsaw, type WY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/WY-s.jpg)
18. May WM: None Sheetsize: 1 Design: S. Jasiński Perforation: Imperforated
![[National Philatelic Exhibition in Warsaw, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/1004-b.jpg)
8. June WM: None Sheetsize: 100 Design: A. Borys Perforation: 12¾
![[The 26th Poznan Trade Fair, type XM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/XM-s.jpg)
![[The 26th Poznan Trade Fair, type XN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/XN-s.jpg)
25. September WM: None Sheetsize: 100 Design: J. Macierewicz Perforation: 12¾
![[Leipzig Trade Union, type XW]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/XW-s.jpg)
7. November WM: None Sheetsize: 50 Design: T. Trepkowski, Cz. Kaczmarczyk Perforation: 12½:12¾
![[The 40th Anniversary of the October Revolution in Russia, type XZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/XZ-s.jpg)
![[The 40th Anniversary of the October Revolution in Russia, type YA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YA-s.jpg)
15. November WM: None Sheetsize: 100 Design: J. Skoracki Perforation: 12½:12¾
![[The 100th Anniversary of the Foundation of the Society for Science in Poznan, type YB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YB-s.jpg)
11. December WM: None Sheetsize: 100 Design: S. Jasiński Perforation: 12:12¼
![[The 300th Anniversary of the Issue of the Book called Opera Didactica Omnia by Jan Amos Komensky, type YJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YJ-s.jpg)
16. December WM: None Sheetsize: 100 Design: S. Szymański Engraving: PWPW (Państwowa Wytwórnia Papierów Wartościowych) Perforation: 12½:12¾; 12¾
![[The 20th Anniversary of the Death of Andrzej Strug, type YK]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YK-s.jpg)
30. December WM: None Sheetsize: 70 Design: St. Łukaszewski Perforation: 12:12½
![[The 100th Anniversary of the Birth of Józef Korzeniowski-Konrad, type YL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YL-s.jpg)
![[The 100th Anniversary of the Birth of Józef Korzeniowski-Konrad, type YM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/YM-s.jpg)
