Fr. 1186. 1906 $20 Gold Certificate. PCGS Currency Extremely Fine 40 PPQ. The PCGS Currency "Fort Knox Gold Reserve" notes were found in a horde of gold certificates in Italy, and once purchased back into the United States were given special holders by PCGS Currency and then hand signed individually by Edmund C. Moy, who was the 38th director of the U.S. Mint from 2006-2011. This mid-grade $20 Gold Certificate is found with honey gold overprints and fully original paper.