1983 20¢ Physical Fitness Plate Block

United States #2039 20¢ Volunteerism Plate Block of 20 *Plate number and position may vary from image shown.

United States #2065 20¢ Martin Luther Plate Block

United States #2031 20¢ Science & Industry Plate Block*Plate number and position may vary from image shown.

United States #2044 20¢ Scott Joplin Plate Block

United States #2054 20¢ Metropolitan Opera Plate Block