The 13th International Astronomic Union Congress, Prague 1967
Dabar rodoma: Čekoslovakija - Pašto Ženklai - 1967 - The 13th International Astronomic Union Congress, Prague - 1 ženklai.
1967
The 13th International Astronomic Union Congress, Prague
21. rugpjūtis WM: Niekas Dizainas: J. Lukavský Graviravimas: L. Jirka Perforacija: 11¾
![[The 13th International Astronomic Union Congress, Prague, tipas ARW]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/ARW-s.jpg)
