1961 8c Champions of Liberty: Mahatma Gandhi
1964 5c Christmas
1961 4c Champions of Liberty: Mahatma Gandhi
1962 4c Dag Hammarskjold, inverted
1960 8c Champions of Liberty: Ignacy Paderewski
1962 4c Project Mercury
1964 5c Amateur Radio
1965 4c Prominent Americans: Abraham Lincoln
1967 5c Accomplishments in Space
1969 10c Moon Landing
1960 4c American Credo: George Washington
1960 4c Boy Scouts of America
1963 5c Civil War Centennial: Battle of Gettysburg
1962 4c Christmas Wreath and Candles
1962 4c Winslow Homer
1963 5c 50-Star U.S. Flag
1961 8c John J. Pershing
1963 5c Christmas Tree and the White House
1964 5c Register and Vote
1964 5c William Shakespeare
1966 5c SIPEX
1966 5c Traditional Christmas: Madonna and Child
1968 6c Register and Vote
1968 6c Cherokee Strip