| Issuer | Date | Desc | State | ||
| - | no image | Bhutan | 1/1/1994 | empty sheet (#50928) | incomplete |
| - | no image | Bhutan | 2/11/1994 | empty sheet (#50929) | incomplete |
| - | no image | Bhutan | 8/15/1994 | empty sheet (#50930) | incomplete |
| - | no image | Bhutan | 8/15/1994 | empty sheet (#50931) | incomplete |
| - | no image | Bhutan | 11/11/1994 | empty sheet (#50932) | incomplete |
| - | no image | Bhutan | 11/11/1994 | empty sheet (#50933) | incomplete |
| - | no image | Bhutan | 12/17/1994 | empty sheet (#50934) | incomplete |