United States. Department of the Treasury. "Allotment of Treasury Bonds of 1967-72, October 15, 1941," in United States. Department of the Treasury. "Volume 38," Press Releases of the United States Department of the Treasury (October 11, 1941 - December 11, 1941) : 20-33. https://fraser.stlouisfed.org/title/6111/item/586880/toc/566189 , accessed on September 22, 2023.