Federal Reserve Bank of New York. "6325. Proposed Expansion of Book-Entry Procedure for Treasury Securities," Federal Reserve Bank of New York Circulars (April 29, 1969). https://fraser.stlouisfed.org/title/466/item/14041, accessed on May 3, 2024.
Federal Reserve Bank of New York. "6325. Proposed Expansion of Book-Entry Procedure for Treasury Securities," Federal Reserve Bank of New York Circulars (April 29, 1969). https://fraser.stlouisfed.org/title/466/item/14041, accessed on May 3, 2024.