| Name | Issues/Designs | |||
| Queen Elizabeth II coronation | 1953 | — | - Coronation 1953 syns. Coronation 1953, Coronation of Elizabeth II, Coronation of Queen Elizabeth II, Elizabeth II coronation | |
| Silver Wedding | 1948 | — | - ... | |
| Universal Postal Union founding | 1874 | — | syns. UPU founding, U.P.U. founding |