Federal Reserve Bank of Dallas. "Dating of United States Savings Bonds," District Notices (Federal Reserve Bank of Dallas) (December 18, 1946). https://fraser.stlouisfed.org/title/5569/item/549886, accessed on May 9, 2024.
Federal Reserve Bank of Dallas. "Dating of United States Savings Bonds," District Notices (Federal Reserve Bank of Dallas) (December 18, 1946). https://fraser.stlouisfed.org/title/5569/item/549886, accessed on May 9, 2024.