Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
1950
3rd Congress of Post Office Employees
21. January WM: None Sheetsize: 100 Design: B. Kleczewski Engraving: B. Brandt Perforation: 12½ x 12¾
![[3rd Congress of Post Office Employees, type XKU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/XKU-s.jpg)
