Sheets of Cameroun, 1991
| Issuer | Date | Desc | State | ||
| - | no image | Cameroun | 1/1/1991 | 30th Anniversary of Independence, sheet of 2 types | |
| - |  |
Cameroun | 4/30/1991 | empty sheet (#46501) | incomplete |
| - |  |
Cameroun | 5/3/1991 | empty sheet (#46502) | incomplete |
| - |  |
Cameroun | 5/8/1991 | empty sheet (#46503) | incomplete |
| - |  |
Cameroun | 12/8/1991 | empty sheet (#46504) | incomplete |
| - |  |
Cameroun | 12/9/1991 | empty sheet (#46505) | incomplete |