Sheets of Laos, 1980
| Issuer | Date | Desc | State | ||
| - | no image | Laos | 5/30/1980 | empty sheet (#22236) | incomplete |
| - | no image | Laos | 7/5/1980 | empty sheet (#22237) | incomplete |
| - |  |
Laos | 12/2/1980 | empty sheet (#22238) | incomplete |
| Issuer | Date | Desc | State | ||
| - | no image | Laos | 5/30/1980 | empty sheet (#22236) | incomplete |
| - | no image | Laos | 7/5/1980 | empty sheet (#22237) | incomplete |
| - | |
Laos | 12/2/1980 | empty sheet (#22238) | incomplete |