Bulgaaria
Praegu kuvatakse: Bulgaaria - postmargid (1879 - 2024) - 1 margid.
1986
Conference of Transport Ministers from Socialistic Countries(OSS)
27. mai WM: mitte ükski perforatsioon: 13
![[Conference of Transport Ministers from Socialistic Countries(OSS), Tüüp DUN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/DUN-s.jpg)
