Federal Reserve Bank of Dallas. "Cash Offering - 3-1/4 Percent Treasury Notes of Series B-1960 @ 99 3/4 (Yield Approximately 3.45 Percent) 4 Percent Treasury Bonds of 1980 @ 99 (Yield Approximately 4.07 Percent)," District Notices (Federal Reserve Bank of Dallas) (January 9, 1959). https://fraser.stlouisfed.org/title/5569/item/551495, accessed on September 6, 2026.