The 150th Anniversary of the Bulgarian Acedemy of Science 2019
Now showing: Bulgaria - Postage stamps - 2019 - The 150th Anniversary of the Bulgarian Acedemy of Science - 1 stamps.
2019
The 150th Anniversary of the Bulgarian Acedemy of Science
7. October WM: None Sheetsize: 50 Design: Maya Staykova Perforation: 13