National Day of Cystic Fibrosis 2011
Now showing: Poland - Postage stamps - 2011 - National Day of Cystic Fibrosis - 1 stamps.
2011
National Day of Cystic Fibrosis
28. February WM: None Sheetsize: 50 Design: Jacek Konarzewski Engraving: PWPW. Perforation: 11½:11
![[National Day of Cystic Fibrosis, type GFY]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/GFY-s.jpg)