No problem if someone can learn something from one of my posts, then I'm happy. Look at the 2 links in post#17. The more you know about the minting and die making process, the easier it will be to spot real errors and recognize PMD While not related to die making, here are some other links worth reading www.error-ref.com www.varietyvista.com www.doubleddie.com home site from the previous links http://lincolncentresource.com