Sheets of Syria, 1991
| Issuer | Date | Desc | State | ||
| - |  |
Syria | 7/22/1991 | empty sheet (#19984) | incomplete |
| - |  |
Syria | 11/16/1991 | empty sheet (#19985) | incomplete |
| - |  |
Syria | 11/16/1991 | 21st Anniversary of the Overthrow, sheet of 1 type | all added |
| Issuer | Date | Desc | State | ||
| - | |
Syria | 7/22/1991 | empty sheet (#19984) | incomplete |
| - | |
Syria | 11/16/1991 | empty sheet (#19985) | incomplete |
| - | |
Syria | 11/16/1991 | 21st Anniversary of the Overthrow, sheet of 1 type | all added |