He is seeing flat field doubling on the left side of Liberty. Not a doubled die.
What is flat field doubling? What causes it?
http://goccf.com/t/417207#3586101
Check out this link. It will help you understand what it is, and how it is caused. The issue is a machine issue, not a doubled die, issue. Click on the link and it will take you there. (With images to help you see that you have)
What is flat field doubling? What causes it?
http://goccf.com/t/417207#3586101
Check out this link. It will help you understand what it is, and how it is caused. The issue is a machine issue, not a doubled die, issue. Click on the link and it will take you there. (With images to help you see that you have)




























