Schweiz
Viser nu Schweiz - Post frimærker (1849 - 2024) - 1 frimærker.
1991
The 100th Anniversary of the PTT Union
10. september VM: Ingen Arkstørrelse: 50 Design: René Mühlemann. Gravering: Courvoisier. S.A. Perforeringer: 11¾
![[The 100th Anniversary of the PTT Union, type BDS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Switzerland/Postage-stamps/BDS-s.jpg)
