A record of the Coinage of the Americas Conference (COAC) held in 1993. Contents : The Dollar $ign: Its Written and Printed Origin, The Early United States Silver Dollars, 1795 United States Silver Dollar with Official Plug, Countermarked and Overstruck Early U.S. Dollars, The Development of the 1878 Morgan Silver Dollars, The Silver Dollar as an Element of International Trade: A study in Failure, and several appendixes.