Federal Reserve Bank of New York. "4506. Cash Offerings, 4 Percent Treasury Certificates of Indebtedness of Series C-1958, Additional Issue, 4 Percent Treasury Notes of Series B-1962, and 4 Percent Treasury Bonds of 1969," Federal Reserve Bank of New York Circulars (September 16, 1957). https://fraser.stlouisfed.org/title/466/item/11983, accessed on November 24, 2024.