Bulgaria
Now showing: Bulgaria - Postage stamps (1879 - 2024) - 1 stamps.
2017
The 100th Anniversary of Bulgarian Naval Aviation
29. April WM: None Sheetsize: 40 Design: Valentin Shtinkov Engraving: Lithographie Perforation: 13
![[The 100th Anniversary of Bulgarian Naval Aviation, type HCA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/HCA-s.jpg)
