Below are some images from the U.S. Mint's newly released alternative metals study. These nonsense coins may never reach collectors' hands, but they are an important piece of numismatic history and hopefully will be included in future editions of U.S. pattern coin books and the National Numismatic Collection.
Corrosion test set
Wear test sets
Die progression set: master hub, master die, working die, coin
To read the complete report, see:
ALTERNATIVE METALS STUDY
Wayne Homren, Editor
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