Yes there is definitely a mint mark there. It clearly isn't an O, and Denver wasn't open yet. Hmmm I wonder what mintmrk it could be?
Easy way to tell obv 1 and 3 apart is to ignore LIBERTY and look at the truncation of the bust. On 1 it is curved (4 is curved too but the curve...
Ahh a legend in his own mind, and a laughing stock in others.
Doesn't bug me at all, you buy the AU and get a nicer coin for less money.
Your son is expecting? How far along is he?
Separate names with a comma.