Federal Reserve Bank of New York. "5806. 4 7/8 Percent Treasury Notes of Series F-1967, at 99.85 Offered in Exchange for 4 Percent Treasury Notes of Series D-1966 or 3 3/4 Percent Treasury Bonds of 1966,"
Federal Reserve Bank of New York Circulars
(April 29, 1966).
https://fraser.stlouisfed.org/title/466/item/13420, accessed on October 4, 2026.