Federal Reserve Bank of New York. "5083. Treasury Offerings, Advance Refunding of 2 1/2 Percent Treasury Bonds of 1965-70 and 1966-71,"
Federal Reserve Bank of New York Circulars
(September 11, 1961).
https://fraser.stlouisfed.org/title/466/item/12610, accessed on September 12, 2026.