Sheets of Tristan da Cunha, 1998
| Issuer | Date | Desc | State | ||
| - |  |
Tristan da Cunha | 2/6/1998 | 50th Anniversary of the first Lobster Survey, sheet of 1 type | |
| - |  |
Tristan da Cunha | 5/15/1998 | empty sheet (#40701) | incomplete |
| - |  |
Tristan da Cunha | 7/8/1998 | empty sheet (#40702) | incomplete |