Τώρα εμφανίζεται Ελβετία - Γραμματόσημα (1930 - 1939) - 4 Γραμματόσημα.
1931
Pro Juventute - Landscapes - Alexander Vinet
1. Δεκέμβριος WM: Κανένα Σχέδιο: Eugen Jordi et Gottfried Matter (30¢) Διάτρηση: 11¾
![[Pro Juventute - Landscapes - Alexander Vinet, τύπος JH]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JH-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, τύπος JI]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JI-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, τύπος JJ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JJ-s.jpg)
![[Pro Juventute - Landscapes - Alexander Vinet, τύπος JK]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/JK-s.jpg)
