United States. Department of the Treasury. "Figures On 1 1/4% Certificates, March 30, 1949," in United States. Department of the Treasury. "Volume 77," Press Releases of the United States Department of the Treasury (March 25, 1949 - May 31, 1949) : 18-22. https://fraser.stlouisfed.org/title/6111/item/586920/toc/565002 , accessed on April 19, 2024.