I have a question about doubled dies and Die Deterioration. On the 1939 dime, the 9s are doubled inside the circle. On my 1964 nickel, the inside of the circle looks identical to the 9s.
https://goccf.com/t/247343
What is the key to telling which one is which? Thank you. :)
https://goccf.com/t/247343
What is the key to telling which one is which? Thank you. :)



















