Federal Reserve Bank of New York. "4066. Exchange Offering for 1 5/8 Percent Treasury Certificates of Indebtedness of Series A-1955 and 2 1/2 Percent Treasury Bonds of 1961," Federal Reserve Bank of New York Circulars (February 1, 1954). https://fraser.stlouisfed.org/title/466/item/11510, accessed on February 16, 2025.