This is a MILITARY PAYMENT CERTIFICATE, SERIES 521, 50c FIRST PRINTING, S844-1, PMG AU-55! This is a very scarce note! Our commitment is to provide you with quality coins and collectibles at the best possible prices. This piece is no exception. Please note, the coin and collectibles markets do fluctuate, and prices occasionally will change. In this rare circumstance, we will contact you first to verify your order.