Mongolia
Prezentat acum: Mongolia - Timbre poştale (1924 - 2024) - 1 timbre.
1980
The 350th Anniversary of Johannes Kepler
10. Decembrie WM: Niciunul Marimea foii: 1 Perforare: 11½ x 10¾
![[The 350th Anniversary of Johannes Kepler, Tip ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mongolia/Postage-stamps/1346-b.jpg)