Bulgaria
Now showing: Bulgaria - Postage stamps (1879 - 2024) - 1 stamps.
1977
Airmail - The 30th Anniversary of the Bulgarian Air Transporter Balkanair
29. June WM: None Perforation: 13
![[Airmail - The 30th Anniversary of the Bulgarian Air Transporter Balkanair, type CNQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CNQ-s.jpg)