| Issuer | Date | Desc | State | ||
| - | no image | Montserrat | 4/28/1998 | empty sheet (#22582) | incomplete |
| - | no image | Montserrat | 4/28/1998 | empty sheet (#85456) | incomplete |
| - | no image | Montserrat | 5/18/1998 | empty sheet (#22583) | incomplete |
| - | no image | Montserrat | 8/6/1998 | Jerry Garcia 1998, sheet of 9 types | all added |
| - | no image | Montserrat | 8/6/1998 | Bob Marley, sheet of 7 types | incomplete |
| - | no image | Montserrat | 8/6/1998 | empty sheet (#85457) | incomplete |
| - | no image | Montserrat | 8/6/1998 | empty sheet (#85458) | incomplete |
| - | no image | Montserrat | 9/21/1998 | empty sheet (#85447) | incomplete |
| - | no image | Montserrat | 11/23/1998 | empty sheet (#85448) | incomplete |