United States. Department of the Treasury. "Bill Offering, May 8, 1963, Release Number d-841," in United States. Department of the Treasury. "Volume 136," Press Releases of the United States Department of the Treasury (April 23, 1963 - May 31, 1963) : 313-315. https://fraser.stlouisfed.org/title/6111/item/586979/toc/539136 , accessed on June 23, 2024.