| Issuer | Date | Desc | State | ||
| - | no image | Gabon | 3/26/1981 | empty sheet (#21828) | incomplete |
| - | no image | Gabon | 6/4/1981 | 200th Anniversary of the Birth of George Stephenson, sheet of 3 types | |
| - | no image | Gabon | 6/13/1981 | 1982 overprints, sheet of 3 types | all added |
| - | no image | Gabon | 11/12/1981 | sheet of 4 types | all added |