Sheets of Belgium, 1966
| Issuer | Date | Desc | State | ||
| - |  |
Belgium | 4/16/1966 | empty sheet (#3658) | incomplete |
| - |  |
Belgium | 4/16/1966 | empty sheet (#3659) | incomplete |
| - |  |
Belgium | 10/8/1966 | empty sheet (#3660) | incomplete |
| Issuer | Date | Desc | State | ||
| - | |
Belgium | 4/16/1966 | empty sheet (#3658) | incomplete |
| - | |
Belgium | 4/16/1966 | empty sheet (#3659) | incomplete |
| - | |
Belgium | 10/8/1966 | empty sheet (#3660) | incomplete |