The Error-Variety Education Consortium

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The Error-Variety Education Consortium” is a collection of web sites sharing many of the same contributors who work in collaboration to provide thorough and accurate information on a wide range of minting errors and die varieties.  The Consortium currently consists of five active websites and a sixth under construction.

1. Error-Variety Ready Reference (

2. Error Coin Information exchange (

3. MAD Die Clashes (

4. Trail Dies (

5. Lincoln Cent Resource (

6. Cuds-On-Coins (

The Authors:

 Mike Diamond, Jason Cuvelier, Bob Piazza, Fred Weinberg, Jeff Ylitalo,

Peter Lukic and BJ Neff