Sheets of Cuba, 1968
| Issuer | Date | Desc | State | ||
| - |  |
Cuba | 10/12/1968 | empty sheet (#22843) | incomplete |
| - |  |
Cuba | 10/21/1968 | Olympics 1968, empty sheet (#22844) | incomplete |
| - |  |
Cuba | 12/30/1968 | 150th Anniversary of San Alejandro Painting School, empty sheet (#22845) | incomplete |