Sheets of Korea, 1968
| Issuer | Date | Desc | State | ||
| - |  |
Korea | 4/7/1968 | empty sheet (#24166) | incomplete |
| - |  |
Korea | 4/9/1968 | 2nd East Asia Travel Association Conference, empty sheet (#24167) | incomplete |
| - |  |
Korea | 5/6/1968 | 2nd Conference of Confederation of Asian Chambers of Commerce and Industry, empty sheet (#24168) | incomplete |
| - |  |
Korea | 5/18/1968 | Visit of Emperor of Ethiopia, empty sheet (#24169) | incomplete |
| - |  |
Korea | 6/18/1968 | 2nd Conference of International Association of University Presidents, empty sheet (#24170) | incomplete |
| - | no image | Korea | 10/12/1968 | empty sheet (#24171) | incomplete |
| - | no image | Korea | 12/11/1968 | empty sheet (#24172) | incomplete |