Schweiz
Visar nu: Schweiz - Postfrimärken (1849 - 2024) - 1 frimärken.
1943
Airmail - Special Flight Pro Aero 1943
13. juli WM: Inga Design: Paul Burkhard Gravyr: Courvoisier. S.A.
![[Airmail - Special Flight Pro Aero 1943, Typ PV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Switzerland/Postage-stamps/PV-s.jpg)
