Issuer | Date | Desc | State | ||
- | Germany | 1968 | sheet of 4 types | ||
- | no image | Germany | 1968 | empty sheet (#1492) | incomplete |
- | Germany | 1968 | empty sheet (#1493) | incomplete | |
- | Germany | 1968 | empty sheet (#1494) | incomplete | |
- | no image | Germany | 1968 | empty sheet (#1495) | incomplete |