Bulgarien
Visar nu: Bulgarien - Postfrimärken (1879 - 2024) - 1 frimärken.
1965
The 100th Anniversary of The International Telecommunication Union(ITU)
17. maj WM: Inga Perforering: 11½
![[The 100th Anniversary of The International Telecommunication Union(ITU), Typ AYD]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/AYD-s.jpg)
