Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
2013
National Flag Day
2. May WM: None Sheetsize: 12 Design: Jacek Konarzewski Engraving: PWPW. Perforation: 11½
![[National Flag Day, type GJR]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/GJR-s.jpg)