1938 S/S/S rpm 2
Fivaz Stanton Numbers:
Old FS-1-016.5  New FS-01-1938S-502

Breen:  Not Listed

Coneca:  RPM 2

Crawford: CRPM-002

Wexler: WRPM-002

Daughtrey:  1938S - 1MM - 002
The 1938 S/S/S rpm 2 is great example
of a
triple punched mintmark.  A pile of
S mintmarks can been seen on this
coin.  Both secondary mintmarks can
be seen west of the original.  

This variety is listed in CONECA's top
100 RPM's.