Vam 122 — Key

The acronym stands for V an A llen and M allis. In 1976, these two numismatists published The Comprehensive Catalog & Encyclopedia of Morgan and Peace Dollars . The book cataloged hundreds of sub-varieties caused by:

Decoding is the process of reading the internal wafer heights to create a working key without having the original. vam 122 key

Feel for wafer resistance at each position. Note the depths: Record the grid numbers for each space. Cut the key: Input the code into a computerized cutter. Common Issues and Troubleshooting The acronym stands for V an A llen and M allis

However, as the PCGS and NGC population reports lengthen (due to modern die-studies finding new specimens), prices may stabilize. But given the high demand from registry set collectors (who need a VAM 122 to complete a "1921-D VAM Set"), this coin is unlikely to ever decrease in value. Feel for wafer resistance at each position