| Issuer: Mongolia
Date: 10/31/1976 (1976 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 247935.._from_Montreal Record of changes |
| Issuer: Mongolia
Date: 10/31/1976 (1976 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 247935.._from_Montreal Record of changes |
