The 50th Anniversary of the World Wildlife Fund - WWF 2011
Now showing: Switzerland - Postage stamps - 2011 - The 50th Anniversary of the World Wildlife Fund - WWF - 1 stamps.
2011
The 50th Anniversary of the World Wildlife Fund - WWF
3. March WM: None Sheetsize: 20 Design: Pierre Aerni. Engraving: Gutenberg AG. Perforation: 13¼ x 13½
![[The 50th Anniversary of the World Wildlife Fund - WWF, type CFX]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/CFX-s.jpg)
