The 7th Congress of the Bulgarian Trade Unions 1972
Şimdi gösteriyor: Bulgaristan - Posta pulları - 1972 - The 7th Congress of the Bulgarian Trade Unions - 1 pullar.
Şimdi gösteriyor: Bulgaristan - Posta pulları - 1972 - The 7th Congress of the Bulgarian Trade Unions - 1 pullar.
![[The 7th Congress of the Bulgarian Trade Unions, tip BVS]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/BVS-s.jpg)
