Federal Reserve Bank of New York. "4847. Offering of Two Series of Treasury Bills, $1,000,000,000 of 91-Day Bills, Additional Amount, $400,000,000 of 182-Day Bills," Federal Reserve Bank of New York Circulars (January 28, 1960). https://fraser.stlouisfed.org/title/466/item/12368, accessed on February 12, 2025.