There is a second famous overstrike of a 1970-S quarter on a Canadian coin. In this case, the quarter was struck over a silver George V Canadian quarter. Unfortunately, Washington's neck obscures the date, but the rest of the details shine through. This unique proof error coin was graded...
Roosevelt Dime, 1946 10C, PCGS MS68. Click image to enlarge. John Sinnock’s Calling Card The “JS” on the Roosevelt Dime is none other than the initial marking of John Ray Sinnock, the chief engraver of the United States and designer of the coin that replaced the Mercury Dime in 194...