1960-1979

United States #1791-94 15¢ Summer Olympics Mint Se-tenant Block of 4

United States #1793 15¢ Summer Olympics - Rowers Mint Single

United States #1792 15¢ Summer Olympics - Swimmers Mint Single

United States #1783 15¢ Trillium Mint Single

United States #1802 15¢ Vietnam Veterans Mint Single

United States #1779 15¢ Virginia Rotunda Mint Single

United States #1785 15¢ Wallflower Mint Single

United States #1801 15¢ Will Rogers Mint Single

United States #1796 15¢ Winter Olympics - Downhill Skier Mint Single

United States #1798 15¢ Winter Olympics - Hockey Mint Single

United States #1795-98 15¢ Winter Olympics Mint Se-tenant Block of 4

United States #1795 15¢ Winter Olympics - Skater Mint Single