Federal Reserve Bank of Dallas. "Improved Interest Rates on Series E and H Savings Bonds," District Notices (Federal Reserve Bank of Dallas) (April 22, 1957). https://fraser.stlouisfed.org/title/5569/item/551119, accessed on April 19, 2024.
Federal Reserve Bank of Dallas. "Improved Interest Rates on Series E and H Savings Bonds," District Notices (Federal Reserve Bank of Dallas) (April 22, 1957). https://fraser.stlouisfed.org/title/5569/item/551119, accessed on April 19, 2024.