| Issuer: Bulgaria
Date: 10/16/1990 (1990 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 134322..%80%9990_Varna |
| Issuer: Bulgaria
Date: 10/16/1990 (1990 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 134322..%80%9990_Varna |
