United States. Department of the Treasury. "Statement by Federal Reserve Governor Harding, June 6, 1921," in United States. Department of the Treasury. "Volume 1A," Press Releases of the United States Department of the Treasury (March 30, 1918 - December 26, 1921) : 348-350. https://fraser.stlouisfed.org/title/6111/item/586836/toc/558038 , accessed on September 22, 2023.