| Issuer: United Nations
Date: 9/23/1983 (1983 blocks) (4, 2 x 2) 1, 1: 20c d=flag of China (1983) 1, 2: 20c d=flag of Peru (1983) 2, 1: 20c d=flag of Bulgaria 2, 2: 20c d=flag of Canada (1983) |
External links: Colnect 719528..s-UNO_New_York |
| Issuer: United Nations
Date: 9/23/1983 (1983 blocks) (4, 2 x 2) 1, 1: 20c d=flag of China (1983) 1, 2: 20c d=flag of Peru (1983) 2, 1: 20c d=flag of Bulgaria 2, 2: 20c d=flag of Canada (1983) |
External links: Colnect 719528..s-UNO_New_York |
