| Issuer: Mongolia
Date: 12/25/1987 (1987 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 250802..IR-Intercosmos Record of changes |
| Issuer: Mongolia
Date: 12/25/1987 (1987 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 250802..IR-Intercosmos Record of changes |
