| Name | Issues/Designs | |||
| John James Audubon birth | 1785 | — | - ... 200th syns. J. J. Audubon birth, John J. Audubon birth | |
| Christmas | — | — | (6) - ... 1974, ... 1975, ... 1976, ... | |
| Easter | — | — | - ... 1980 | |
| Queen Elizabeth birth | 1900 | — | syns. Queen Mother birth, Queen Elizabeth The Queen Mother birth, the Queen Mother start | |
| none | — | — | (2) - 1973b, 1974a | |
| Olympics 1964 | 1964 | — | - ... | |
| Olympics 1980 | 1980 | — | - ... | |
| Olympics 1988 | 1988 | — | - ... | |
| United States founding | 1776 | — | syns. USA opening, United States of America founding | |
| Universal Postal Union founding | 1874 | — | syns. UPU founding, U.P.U. founding |