| Issuer | Date | Desc | State | ||
| - | |
Yemen | 2/19/1969 | empty sheet (#16263) | incomplete |
| - | |
Yemen | 2/19/1969 | empty sheet (#16267) | incomplete |
| - | |
Yemen | 3/29/1969 | empty sheet (#16264) | incomplete |
| - | |
Yemen | 6/10/1969 | empty sheet (#16268) | incomplete |
| - | |
Yemen | 8/25/1969 | empty sheet (#16261) | incomplete |
| - | |
Yemen | 11/1/1969 | empty sheet (#16265) | incomplete |
| - | |
Yemen | 11/1/1969 | empty sheet (#16266) | incomplete |
| - | |
Yemen | 12/1/1969 | empty sheet (#16262) | incomplete |
| - | |
Yemen | 12/1/1969 | empty sheet (#16269) | incomplete |