Pete2226 ✭✭✭

DONE! Thanks for the suggestion! (View Post)

They appear to have NO IDEA how it is that crown heights of working dies differ, and apparently planned more research! I found no major difference in heat treatment processes between the 2 mints! I h… (View Post)

In my article I make the case that the problem is not Quality Control, but die geometry differences! (View Post)

I Offer an explanation here: https://coinweek.com/philadelphia-mint-errors-why-they-outnumber-denver-varieties/ (View Post)

Thank you! (View Post)