Sheets of Comoro Islands, 1991
| Issuer | Date | Desc | State | ||
| - |  |
Comoro Islands | 8/5/1991 | 50th Anniversary of World War II, sheet of 1 type | |
| - | no image | Comoro Islands | 8/5/1991 | 50th Anniversary of World War II, sheet of 1 type | |
| - | no image | Comoro Islands | 8/5/1991 | empty sheet (#43549) | incomplete |
| - | no image | Comoro Islands | 8/5/1991 | empty sheet (#43550) | incomplete |
| - |  |
Comoro Islands | 8/5/1991 | empty sheet (#62530) | incomplete |
| - |  |
Comoro Islands | 8/5/1991 | empty sheet (#62531) | incomplete |
| - |  |
Comoro Islands | 8/5/1991 | empty sheet (#62532) | incomplete |