| Issuer | Date | Desc | State | ||
| - | no image | Barbuda | 1977 | empty sheet (#42600) | incomplete |
| - | no image | Barbuda | 1/31/1977 | empty sheet (#42592) | incomplete |
| - | no image | Barbuda | 2/7/1977 | empty sheet (#42593) | incomplete |
| - | no image | Barbuda | 4/4/1977 | empty sheet (#42594) | incomplete |
| - | no image | Barbuda | 6/13/1977 | empty sheet (#42595) | incomplete |
| - | no image | Barbuda | 8/12/1977 | empty sheet (#42596) | incomplete |
| - | no image | Barbuda | 10/27/1977 | empty sheet (#42597) | incomplete |
| - | no image | Barbuda | 11/28/1977 | empty sheet (#42598) | incomplete |
| - | no image | Barbuda | 11/28/1977 | empty sheet (#42599) | incomplete |