1981 18¢ Disabled Persons Plate Block

United States #1981 18¢ Disabled Persons Mint Sheet of 50 *Plate number and position may vary from image shown.

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

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

United States #1858 18¢ George Mason Plate Block*Plate number and position may vary from image shown.

United States #1933 18¢ Bobby Jones Plate Block Mint condition, never hinged. *Plate number and position may vary from image shown.