Now showing: Bulgaria - Postage stamps (1950 - 1959) - 6 stamps.
28. March WM: None Perforation: 11
28. March WM: None Perforation: 11
8. August WM: None Perforation: 11
11. November WM: None Perforation: 11
3. December WM: None Perforation: 11
5. December WM: None Perforation: 11