Airmail - Opening of Czechoslovak Airlines 1957
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1957
Airmail - Opening of Czechoslovak Airlines
16. oktober WM: Inga Design: F. Hudeček Gravyr: B. Housa, B. Roule Perforering: 11½
![[Airmail - Opening of Czechoslovak Airlines, Typ RU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RU-s.jpg)
![[Airmail - Opening of Czechoslovak Airlines, Typ RV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RV-s.jpg)
