| Issuer | Date | Desc | State | ||
| - | no image | Paraguay | 1/19/1978 | empty sheet (#36767) | incomplete |
| - | no image | Paraguay | 1/23/1978 | empty sheet (#36768) | incomplete |
| - | no image | Paraguay | 1/23/1978 | empty sheet (#36769) | incomplete |
| - | no image | Paraguay | 1/25/1978 | empty sheet (#36770) | incomplete |
| - | no image | Paraguay | 3/10/1978 | empty sheet (#36771) | incomplete |
| - | no image | Paraguay | 3/10/1978 | empty sheet (#36772) | incomplete |
| - | no image | Paraguay | 3/15/1978 | empty sheet (#36773) | incomplete |
| - | no image | Paraguay | 5/11/1978 | empty sheet (#36774) | incomplete |
| - | no image | Paraguay | 5/16/1978 | empty sheet (#36775) | incomplete |
| - | no image | Paraguay | 5/16/1978 | empty sheet (#36776) | incomplete |
| - | no image | Paraguay | 6/28/1978 | empty sheet (#36777) | incomplete |
| - | no image | Paraguay | 6/28/1978 | empty sheet (#36778) | incomplete |
| - | no image | Paraguay | 6/30/1978 | empty sheet (#36779) | incomplete |
| - | no image | Paraguay | 7/7/1978 | empty sheet (#36780) | incomplete |
| - | no image | Paraguay | 7/7/1978 | empty sheet (#36781) | incomplete |
| - | no image | Paraguay | 7/19/1978 | empty sheet (#36782) | incomplete |
| - | no image | Paraguay | 7/19/1978 | empty sheet (#36783) | incomplete |
| - | no image | Paraguay | 10/26/1978 | empty sheet (#36784) | incomplete |
| - | no image | Paraguay | 10/31/1978 | empty sheet (#36785) | incomplete |