Federal Reserve Bank of New York. "4473. United States Savings Bonds, Punch-Card E Bonds to be Issued October 1," Federal Reserve Bank of New York Circulars (May 29, 1957). https://fraser.stlouisfed.org/title/466/item/11932, accessed on May 8, 2024.
Federal Reserve Bank of New York. "4473. United States Savings Bonds, Punch-Card E Bonds to be Issued October 1," Federal Reserve Bank of New York Circulars (May 29, 1957). https://fraser.stlouisfed.org/title/466/item/11932, accessed on May 8, 2024.