Menampilkan: Swiss - Prangko (1849 - 2025) - 4 prangko.
1931
Pro Juventute - Landscapes - Alexander Vinet
1. Desember WM: Tiada Desain: Eugen Jordi et Gottfried Matter (30¢) Perforasi: 11¾
![[Pro Juventute - Landscapes - Alexander Vinet, Tipe JH]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JH-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, Tipe JI]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JI-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, Tipe JJ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JJ-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, Tipe JK]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JK-s.jpg)
