Sheets of Sri Lanka, 1998
| Issuer | Date | Desc | State | ||
| - |  |
Sri Lanka | 4/24/1998 | empty sheet (#40406) | incomplete |
| - |  |
Sri Lanka | 4/30/1998 | empty sheet (#40407) | incomplete |
| - |  |
Sri Lanka | 5/28/1998 | empty sheet (#40408) | incomplete |
| - |  |
Sri Lanka | 12/10/1998 | empty sheet (#40409) | incomplete |