Now showing: Switzerland - Postage stamps (1930 - 1939) - 6 stamps.
WM: None
![[Airmail Stamps, type KQ]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KQ-s.jpg)
![[Airmail Stamps, type KR]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KR-s.jpg)
1. December WM: None Design: Jules Courvoisier et Karl Bickel (30 cts) Engraving: Karl Bickel (30 cts) Perforation: 11¾
![[Pro Juventute - Costumes - Stefano Franscini, type KS]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KS-s.jpg)
![[Pro Juventute - Costumes - Stefano Franscini, type KT]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KT-s.jpg)
![[Pro Juventute - Costumes - Stefano Franscini, type KU]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KU-s.jpg)
![[Pro Juventute - Costumes - Stefano Franscini, type KV]](https://www.stampworld.com/media/catalogue/Switzerland/Postage-stamps/KV-s.jpg)
Now showing: Switzerland - Postage stamps (1930 - 1939) - 6 stamps.
WM: None
1. December WM: None Design: Jules Courvoisier et Karl Bickel (30 cts) Engraving: Karl Bickel (30 cts) Perforation: 11¾