Federal Reserve Bank of New York. "6540. Preliminary Results of Current Exchange Offering," Federal Reserve Bank of New York Circulars (May 11, 1970). https://fraser.stlouisfed.org/title/466/item/14324, accessed on April 30, 2024.
Federal Reserve Bank of New York. "6540. Preliminary Results of Current Exchange Offering," Federal Reserve Bank of New York Circulars (May 11, 1970). https://fraser.stlouisfed.org/title/466/item/14324, accessed on April 30, 2024.