Federal Reserve Bank of New York. "4919. Treasury Offerings, 3 1/8% Treasury Certificates of Indebtedness of Series C-1961, 3 7/8% Treasury Bonds of 1968, Additional Issue," Federal Reserve Bank of New York Circulars (August 1, 1960). https://fraser.stlouisfed.org/title/466/item/12352, accessed on November 21, 2024.