| Issuer | Date | Desc | State | ||
| - | no image | Guinea | 6/6/1994 | empty sheet (#29615) | incomplete |
| - | no image | Guinea | 6/6/1994 | empty sheet (#29616) | incomplete |
| - | no image | Guinea | 9/14/1994 | empty sheet (#29617) | incomplete |
| - | no image | Guinea | 9/14/1994 | empty sheet (#29618) | incomplete |