1955 3¢ Pennsylvania Academy Mint Single

United States #1064 3¢ Pennsylvania Academy Plate Block

United States #1990 20¢ Pennsylvania Mint Single

United States #1634 13¢ Pennsylvania Mint Single

United States #1071 3¢ Fort Ticonderoga Mint Single

United States #1070 3¢ Atoms for Peace Mint Single

United States #1069 3¢ Soo Locks Mint Single

United States #2337 22¢ Pennsylvania Statehood Mint Single

United States #1068 3¢ Great Stone Face Mint Single

United States #1065 3¢ Land Grant Colleges Mint Single