Bulgaaria
Praegu kuvatakse: Bulgaaria - postmargid (1879 - 2024) - 1 margid.
1979
The International Congress for Theatre Science, Sofia
8. juuli WM: mitte ükski perforatsioon: 13
![[The International Congress for Theatre Science, Sofia, Tüüp CUP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CUP-s.jpg)
