Under Secretary Walker before the graduating Class of Ashland College, Ashland, Ohio, June 7, 1970
United States. Department of the Treasury. "Under Secretary Walker before the graduating Class of Ashland College, Ashland, Ohio, June 7, 1970," in United States. Department of the Treasury. "Volume 169," Press Releases of the United States Department of the Treasury (May 6, 1970 - August 3, 1970) : 297-308. https://fraser.stlouisfed.org/title/6111/item/587012/toc/541796 , accessed on June 16, 2024.