Available is a 1955 National NFSM Fraternal Pin. NFSM stands for ‘National Fraternity of Student Musicians. The pin features a man or woman playing the piano with an out line of the lower 48 states. The detail is incredible. Each state is outlined. The pin is 5/8 by 1/2 inches. The pin came from a central Pennsylvania estate and is on the market for the first time.