| Issuer | Date | Desc | State | ||
| - | no image | Republic ..the Congo | 7/17/2000 | empty sheet (#50177) | incomplete |
| - | no image | Republic ..the Congo | 7/17/2000 | empty sheet (#50178) | incomplete |
| - | no image | Republic ..the Congo | 7/17/2000 | empty sheet (#50179) | incomplete |
| - | no image | Republic ..the Congo | 7/17/2000 | empty sheet (#50180) | incomplete |