United States. Department of the Treasury. "Preliminary figures on 4% Notes of Series B-1962, November 23, 1959," in United States. Department of the Treasury. "Volume 119," Press Releases of the United States Department of the Treasury (October 1, 1959 - December 30, 1959) : 304-306. https://fraser.stlouisfed.org/title/6111/item/586962/toc/538062 , accessed on June 25, 2024.