Zobrazujú sa: Švajčiarsko - Poštové známky (1900 - 1909) - 3 známky.
1900
The 25th Anniversary of the Universal Postal Union - U.P.U.
2. júl WM: 1 Veľkosť hárka: 50 Dizajn: Eugène Grasset y Frédéric Florian. Perforácia: 11¾
![[The 25th Anniversary of the Universal Postal Union - U.P.U., typ N]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/N-s.jpg)
![[The 25th Anniversary of the Universal Postal Union - U.P.U., typ N1]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/N1-s.jpg)
![[The 25th Anniversary of the Universal Postal Union - U.P.U., typ N2]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/N2-s.jpg)
