Ungern
Visar nu: Ungern - Postfrimärken (1871 - 2024) - 1 frimärken.
1968
Cociety for the Popularisation of Scientific Knowledge
11. oktober WM: Inga Perforering: 12½ x 11¼
![[Cociety for the Popularisation of Scientific Knowledge, Typ CJK]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Hungary/Postage-stamps/CJK-s.jpg)
