Sheets of Cook Islands, 1987
| Issuer | Date | Desc | State | ||
| - |  |
Cook Islands | 6/17/1987 | empty sheet (#19224) | incomplete |
| - | no image | Cook Islands | 6/30/1987 | empty sheet (#75779) | incomplete |
| - | no image | Cook Islands | 6/30/1987 | empty sheet (#75780) | incomplete |
| - | no image | Cook Islands | 6/30/1987 | empty sheet (#75781) | incomplete |
| - | no image | Cook Islands | 7/31/1987 | empty sheet (#75782) | incomplete |
| - | no image | Cook Islands | 7/31/1987 | empty sheet (#75783) | incomplete |
| - | no image | Cook Islands | 7/31/1987 | empty sheet (#75784) | incomplete |
| - |  |
Cook Islands | 12/7/1987 | empty sheet (#19225) | incomplete |
| - |  |
Cook Islands | 12/7/1987 | empty sheet (#19226) | incomplete |