Treasury Secretary Kennedy to Open New U.S. MINT at Philadelphia, Pennsylvania, August 8, 1969
United States. Department of the Treasury. "Treasury Secretary Kennedy to Open New U.S. MINT at Philadelphia, Pennsylvania, August 8, 1969," in United States. Department of the Treasury. "Volume 165," Press Releases of the United States Department of the Treasury (May 6, 1969 - August 29, 1969) : 445-447. https://fraser.stlouisfed.org/title/6111/item/587008/toc/541525 , accessed on June 22, 2024.