Quote:
Also, is the US mint website image of a particular coin a reasonable way for comparing my coin to as a way to see and identify potential errors that I suspect ?
It's one way. Another is eBay, mainly the 3 TPGs.
http://www.error-ref.com/John1

( I'm no pro, it's just my humble opinion )
Searched 6.5 +/- Million Cents Since 1971