Elveţia
Prezentat acum: Elveţia - Timbre poştale (1849 - 2024) - 1 timbre.
1981
Airmail - Pro Aero - The 50th Anniversary of Swissair
9. Martie WM: Niciunul Marimea foii: 8 Design: Hans Erni. Gravură: Courvoisier. Perforare: 11¾
![[Airmail - Pro Aero - The 50th Anniversary of Swissair, Tip ATT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Switzerland/Postage-stamps/ATT-s.jpg)
