I just found a 1980p kennedy half double die reverse on the ATES. Of states take a lol

I found this coin im new to this site and was told to join and. Im glad i did i found a 1980 p kennedy half dollar. And its a ddr on states. The ATES very visible i looked it up and theres nothing on this coin just looking for some insight thanks god bless

 

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You just created a double thread on the same coin

Looks to be Mechanical doubling or worthless doubling.

 

Ok thanks for the quick reply so not all doubles are good doubles

 

+1

 

Machine Doubling is where the die is not set firmly in the press and moves during the strike so as to leave kind of a tail, usually flat and shelf-like.

 

MD

 

I'd never seen it put that way before, but that is a good way of thinking of it.

Good Double:



Bad Double:



Wait.

Bad Double:



I also really like the definition Kentucky provided earlier, it's very easy to follow:

This is contrasted from a doubled died, or hub doubling, where the die itself is what contained the error.

Here is a diagram that depicts the flatness that Kentucky was referencing, as opposed to normal and doubled die lettering.