Sheets of Mongolia, 1987
| Issuer | Date | Desc | State | ||
| - |  |
Mongolia | 1/25/1987 | empty sheet (#16893) | incomplete |
| - |  |
Mongolia | 3/25/1987 | empty sheet (#16900) | incomplete |
| - |  |
Mongolia | 6/30/1987 | empty sheet (#16894) | incomplete |
| - |  |
Mongolia | 9/16/1987 | empty sheet (#16895) | incomplete |
| - |  |
Mongolia | 9/25/1987 | empty sheet (#16896) | incomplete |
| - |  |
Mongolia | 11/23/1987 | empty sheet (#16897) | incomplete |
| - |  |
Mongolia | 11/23/1987 | empty sheet (#16898) | incomplete |
| - |  |
Mongolia | 12/25/1987 | empty sheet (#16899) | incomplete |