United States. Department of the Treasury. "Monthly bill offering on 273 day bills and 365 day bills, July 17, 1969," in United States. Department of the Treasury. "Volume 165," Press Releases of the United States Department of the Treasury (May 6, 1969 - August 29, 1969) : 314-316. https://fraser.stlouisfed.org/title/6111/item/587008/toc/541499 , accessed on June 22, 2024.