Bulgaria
Now showing: Bulgaria - Postage stamps (1879 - 2024) - 1 stamps.
1978
Building a Gas line from Orenburg to West Soviet Union Border
3. October WM: None Perforation: 13
![[Building a Gas line from Orenburg to West Soviet Union Border, type CRM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CRM-s.jpg)
