Sheets of Belgium, 1999
| Issuer | Date | Desc | State | ||
| - |  |
Belgium | 1/23/1999 | empty sheet (#3715) | incomplete |
| - |  |
Belgium | 5/15/1999 | empty sheet (#3716) | incomplete |
| - |  |
Belgium | 9/29/1999 | empty sheet (#3717) | incomplete |
| - |  |
Belgium | 10/2/1999 | empty sheet (#3714) | incomplete |
| - |  |
Belgium | 11/29/1999 | empty sheet (#3718) | incomplete |
| - |  |
Belgium | 12/4/1999 | empty sheet (#3719) | incomplete |