| Issuer: Mongolia
Issue: Olympics 1980 Date: 6/2/1980 (1980 sheets) INCOMPLETE Block 1 (0, 0 x 0) 0, 0: 4t d=sheet |
External links: Colnect 249698..ow_%E2%80%9880 Record of changes |
| Issuer: Mongolia
Issue: Olympics 1980 Date: 6/2/1980 (1980 sheets) INCOMPLETE Block 1 (0, 0 x 0) 0, 0: 4t d=sheet |
External links: Colnect 249698..ow_%E2%80%9880 Record of changes |
