| Issuer | Date | Desc | State | ||
| - | no image | Niue | 5/20/1987 | empty sheet (#49801) | incomplete |
| - | no image | Niue | 5/20/1987 | empty sheet (#49802) | incomplete |
| - | no image | Niue | 12/4/1987 | empty sheet (#49803) | incomplete |
| - | no image | Niue | 12/4/1987 | empty sheet (#49804) | incomplete |