Images courtesy of Jim Neiswinter
(illustrated above). Crosby - George & Charles Clapp - American Numismatic Society -
Paschal - Van Cleave - Jim Neiswinter. It also appears on Levick's
1869 AJN plate.
"Penny Whimsy" by Dr. William H. Sheldon
Complete Encyclopedia of U.S. and Colonial Coins" by Walter Breen
Early American Coppers Club