| Issuer | Date | Desc | State | ||
| - | |
Laos | 1/10/1991 | empty sheet (#22288) | incomplete |
| - | |
Laos | 1/25/1991 | empty sheet (#22289) | incomplete |
| - | |
Laos | 2/22/1991 | empty sheet (#22290) | incomplete |
| - | |
Laos | 5/15/1991 | empty sheet (#22291) | incomplete |
| - | |
Laos | 6/30/1991 | empty sheet (#22292) | incomplete |
| - | |
Laos | 10/15/1991 | empty sheet (#22293) | incomplete |