1981 18¢ George Mason Plate Block

United States #1927 18¢ Alcoholism Plate Block of 20 *Plate number and position may vary from image shown.

United States #1933 18¢ Bobby Jones Plate Block

United States #1932 18¢ Babe Zaharias Plate Block

United States #1890 18¢ "Waves of Grain" Plate Block of 20

United States #1925 18¢ Disabled Persons Plate Block

United States #1920 18¢ Professional Management Plate Block

United States #1935 18¢ James Hoban Plate Block*Plate number and position may vary from image shown.

United States #1934 18¢ Coming Through the Rye Plate Block

United States #1911 18¢ Savings & Loans Association Plate Block