| Issuer: Bulgaria
Date: 5/12/1986 (1986 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 435515..vski-Spartak_I |
| Issuer: Bulgaria
Date: 5/12/1986 (1986 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 435515..vski-Spartak_I |
