A Mint Mark tells where a coin was made. Current mint marks are P for Philadelphia, D for Denver, S for San Francisco and W for West Point.
YN POINTS
YN points are awarded monthly for participation in Numismatic activities. These activities include attending meetings, bringing coins for show and tell, attending numismatic events, helping at club activities, etc. Points can then be exchanged for coins and other numismatic items the club has available.