Prezentat acum: Elveţia - UPU (1990 - 1999) - 3 timbre.
28. Noiembrie WM: Niciunul Design: Burkard Waltenspül. Perforare: 13¼
![[UPU - Inscription "Union Postale Universelle", Tip I]](https://www.stampworld.com/media/catalogue/Switzerland/UPU/I-s.jpg)
9. Martie WM: Niciunul Design: Jean - Michel Folon. Perforare: 13¼
![[The 125th Anniversary of Universal Postal Union, Tip J]](https://www.stampworld.com/media/catalogue/Switzerland/UPU/J-s.jpg)
![[The 125th Anniversary of Universal Postal Union, Tip K]](https://www.stampworld.com/media/catalogue/Switzerland/UPU/K-s.jpg)
Prezentat acum: Elveţia - UPU (1990 - 1999) - 3 timbre.
28. Noiembrie WM: Niciunul Design: Burkard Waltenspül. Perforare: 13¼
9. Martie WM: Niciunul Design: Jean - Michel Folon. Perforare: 13¼