Federal Reserve Bank of New York. "6640. Currency and Coin," Federal Reserve Bank of New York Circulars (November 18, 1970). https://fraser.stlouisfed.org/title/466/item/13879, accessed on May 3, 2024.
Federal Reserve Bank of New York. "6640. Currency and Coin," Federal Reserve Bank of New York Circulars (November 18, 1970). https://fraser.stlouisfed.org/title/466/item/13879, accessed on May 3, 2024.