Shop Stamps By Year

United States #1972 20¢ Maryland Mint Single

United States #1971 20¢ Maine Mint Single

United States #1970 20¢ Louisiana Mint Single

United States #1968 20¢ Kansas Mint Single

United States #1967 20¢ Iowa Mint Single

United States #1966 20¢ Indiana Mint Single

United States #1965 20¢ Illinois Mint Single

United States #1964 20¢ Idaho Mint Single

United States #1962 20¢ Georgia Mint Single

United States #1961 20¢ Florida Mint Single

United States #1959 20¢ Connecticut Mint Single

United States #1957 20¢ California Mint Single