Sheets of United Nations - UN offices in Geneva, 1999
| Issuer | Date | Desc | State | ||
| - | no image | UN offices in Geneva | 7/7/1999 | empty sheet (#54674) | incomplete |
| - | no image | UN offices in Geneva | 7/7/1999 | empty sheet (#54675) | incomplete |
| - | no image | UN offices in Geneva | 7/7/1999 | empty sheet (#54676) | incomplete |
| - |  |
UN offices in Geneva | 9/21/1999 | empty sheet (#54677) | incomplete |