The First Anniversary of the Bulgarian-Soviet Friendship Treaty 1978
Prezentat acum: Bulgaria - Timbre poştale - 1978 - The First Anniversary of the Bulgarian-Soviet Friendship Treaty - 1 timbre.
1978
The First Anniversary of the Bulgarian-Soviet Friendship Treaty
18. Martie WM: Niciunul Perforare: 13
![[The First Anniversary of the Bulgarian-Soviet Friendship Treaty, Tip CPF]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/CPF-s.jpg)
