Bulgarie
Montre maintenant: Bulgarie - Timbres-Poste (1879 - 2024) - 1 Timbres-poste.
1986
Conference of Transport Ministers from Socialistic Countries(OSS)
27. mai WM: Aucun Perforation: 13
![[Conference of Transport Ministers from Socialistic Countries(OSS), type DUN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/DUN-s.jpg)