1982 37¢ Robert Millikan Plate Block

United States #3904 - 37¢ Robert Penn Warren Self-Adhesive Plate Block*Plate number and position may vary from image shown.

United States #1951 20¢ LOVE Plate Block *Plate number and position may vary from image shown.

United States #2012 20¢ Barrymores Plate Block

United States #1161 4¢ Robert A. Taft Plate Block

United States #1270 5¢ Robert Fulton Plate Block

United States #1845 2¢ Igor Stravinsky Plate Block*Plate number and position may vary from image shown.

United States #2010 20¢ Horatio Alger Plate Block

United States #2011 20¢ Aging Together Plate Block

United States #2015 20¢ America's Libraries Plate Block