Sheets of United Nations, 1981
| Issuer | Date | Desc | State | ||
| - |  |
United Nations | 9/25/1981 | sheet of 16, 4 types | incomplete |
| - |  |
United Nations | 9/25/1981 | empty sheet (#32546) | incomplete |
| - |  |
United Nations | 9/25/1981 | empty sheet (#32547) | incomplete |
| - |  |
United Nations | 9/25/1981 | empty sheet (#32548) | incomplete |