Sheets of Republic of the Congo, 1977
| Issuer | Date | Desc | State | ||
| - |  |
Republic ..the Congo | 8/5/1977 | History of the Zeppelin, sheet of 1 type | |
| - |  |
Republic ..the Congo | 12/3/1977 | Aviation History, sheet of 1 type | |
| - | no image | Republic ..the Congo | 12/3/1977 | 25th Anniversary of the Reign of Queen Elizabeth II, sheet of 1 type |