Switzerland
Now showing: Switzerland - Postage stamps (1849 - 2022) - 1 stamps.
1989
Definitive Issue
7. March WM: None Sheetsize: 50 Design: Klaus Oberli y Max Müller. Perforation: 13¼ x 13
![[Definitive Issue, type BBG]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/BBG-s.jpg)