| Issuer: United Nations
Date: 9/26/1980 (1980 blocks) (4, 2 x 2) 1, 1: 15c d=flag of Guinea 1, 2: 15c d=flag of Surinam (1980) 2, 1: 15c d=flag of Bangladesh 2, 2: 15c d=flag of Mali |
External links: Colnect 719892..s-UNO_New_York |
| Issuer: United Nations
Date: 9/26/1980 (1980 blocks) (4, 2 x 2) 1, 1: 15c d=flag of Guinea 1, 2: 15c d=flag of Surinam (1980) 2, 1: 15c d=flag of Bangladesh 2, 2: 15c d=flag of Mali |
External links: Colnect 719892..s-UNO_New_York |
