United States. Department of the Treasury. "Receipts of Silver by the United States Mints, January 23, 1934," in United States. Department of the Treasury. "Volume 11," Press Releases of the United States Department of the Treasury (December 13, 1933 - June 16, 1934) : 86-87. https://fraser.stlouisfed.org/title/6111/item/586849/toc/560292 , accessed on March 7, 2021.