United States. Department of the Treasury. "Figures on 1 1/4% Treasury Certificates, June 29, 1949," in United States. Department of the Treasury. "Volume 78," Press Releases of the United States Department of the Treasury (June 5, 1949 - August 3, 1949) : 299-301. https://fraser.stlouisfed.org/title/6111/item/586921/toc/572514 , accessed on May 7, 2024.