Letter of Secretary Mills to Chairman of the Committee on Finance of the Senate, April 13, 1932
Mills, Ogden Livingston, 1884-1937. "Letter of Secretary Mills to Chairman of the Committee on Finance of the Senate, April 13, 1932," in United States. Department of the Treasury. "Volume 8," Press Releases of the United States Department of the Treasury (January 7, 1932 - June 28, 1932) : 156-158. https://fraser.stlouisfed.org/title/6111/item/586846/toc/557625 , accessed on March 6, 2021.