Wechselkurs: 05/18/22
Yeoman, R. S. A GUIDE BOOK OF UNITED STATES COINS, 1997, Special Edition
Yeoman: A Guide Book of United States Coins, 2002, ANA Special Edition
Breen: A Coiner's Caviar: Walter Breen's Complete Encyclopedia of U.S. and Colonial Proof Coins 1722-1977
Strobridge. Coins and Medals, Ancient & Modern. The Property of William Lilliendahl, 1863