| Issuer | Date | Desc | State | ||
| - | no image | Paraguay | 2/2/1976 | empty sheet (#36722) | incomplete |
| - | no image | Paraguay | 2/2/1976 | empty sheet (#36723) | incomplete |
| - | no image | Paraguay | 2/2/1976 | empty sheet (#36724) | incomplete |
| - | no image | Paraguay | 3/30/1976 | empty sheet (#36725) | incomplete |
| - | no image | Paraguay | 4/2/1976 | empty sheet (#36726) | incomplete |
| - | no image | Paraguay | 4/2/1976 | empty sheet (#36727) | incomplete |
| - | no image | Paraguay | 4/2/1976 | empty sheet (#36728) | incomplete |
| - | no image | Paraguay | 4/7/1976 | empty sheet (#36729) | incomplete |
| - | no image | Paraguay | 5/12/1976 | INTERPHIL '76, sheet of 1 type | |
| - | no image | Paraguay | 6/15/1976 | empty sheet (#36731) | incomplete |
| - | no image | Paraguay | 6/15/1976 | empty sheet (#36732) | incomplete |
| - | no image | Paraguay | 6/15/1976 | empty sheet (#36733) | incomplete |
| - | no image | Paraguay | 6/18/1976 | empty sheet (#36734) | incomplete |
| - | no image | Paraguay | 6/18/1976 | empty sheet (#36735) | incomplete |
| - | no image | Paraguay | 7/8/1976 | empty sheet (#36736) | incomplete |
| - | no image | Paraguay | 7/8/1976 | empty sheet (#36737) | incomplete |
| - | no image | Paraguay | 7/15/1976 | empty sheet (#36738) | incomplete |
| - | no image | Paraguay | 8/20/1976 | empty sheet (#36739) | incomplete |
| - | no image | Paraguay | 8/20/1976 | empty sheet (#36740) | incomplete |
| - | no image | Paraguay | 9/9/1976 | empty sheet (#36741) | incomplete |
| - | no image | Paraguay | 9/9/1976 | empty sheet (#36742) | incomplete |
| - | no image | Paraguay | 12/16/1976 | empty sheet (#36743) | incomplete |
| - | no image | Paraguay | 12/16/1976 | empty sheet (#36744) | incomplete |
| - | no image | Paraguay | 12/16/1976 | empty sheet (#36745) | incomplete |
| - | no image | Paraguay | 12/18/1976 | empty sheet (#36746) | incomplete |