Sheets of Sierra Leone, 1979
| Issuer | Date | Desc | State | ||
| - | no image | Sierra Leone | 8/13/1979 | empty sheet (#37039) | incomplete |
| - | no image | Sierra Leone | 11/20/1979 | empty sheet (#37040) | incomplete |
| - |  |
Sierra Leone | 12/19/1979 | 100th Anniversary of the Death of Sir Rowland Hill, sheet of 1 type | all added |