| Issuer | Date | Desc | State | ||
| - | |
Belgium | 4/25/1970 | empty sheet (#3665) | incomplete |
| - | |
Belgium | 10/10/1970 | BELGICA 72, sheet of 3 types | |
| - | |
Belgium | 12/4/1970 | empty sheet (#3667) | incomplete |
| - | |
Belgium | 12/4/1970 | empty sheet (#3668) | incomplete |
| - | |
Belgium | 12/4/1970 | empty sheet (#3669) | incomplete |
| - | |
Belgium | 12/4/1970 | empty sheet (#3670) | incomplete |
| - | |
Belgium | 12/4/1970 | empty sheet (#3671) | incomplete |