Final figures on 4% Treasury Bonds of 1969 and 4% Treasury Bonds of 1969, March 31, 1959
United States. Department of the Treasury. "Final figures on 4% Treasury Bonds of 1969 and 4% Treasury Bonds of 1969, March 31, 1959," in United States. Department of the Treasury. "Volume 116," Press Releases of the United States Department of the Treasury (January 6, 1959 - March 31, 1959) : 4-13. https://fraser.stlouisfed.org/title/6111/item/586959/toc/537832 , accessed on June 25, 2024.