2000-2009
Switzerland
Now showing: Switzerland - UPU (2010 - 2012) - 1 stamps.
2012
The 25th Universal Postal Congress - Doha, Qatar
9. October WM: None Sheetsize: 20 Design: Daniel Dreier y Maya Arber. Engraving: Gutenberg AG. Perforation: 13¼ x 13½