Greenstang ✭✭✭✭✭

Welcome to the forum That is Mechanical / Machine Doubling, not a Doubled Die. Also a DD is a variety, not an error, big difference. (View Post)

There are no errors on your coin . There is nothing there that cant be attributed to wear and damage. That is some sort of stain covering the face. No premium above face. Not every little anomoly is … (View Post)

Not a repeater, just four pairs which is not considered worth saving Even if there was a slight premium, the condition of the bill would negate it. (View Post)

Looks like Die Deterioration Doubling. You can see the flow lines. Also a DDO or DDR are not an error, they are a variety. (View Post)

Unless you have the experience, I would leave the note as is. You could easily make it worse or destroy it. (View Post)