Board of Governors of the Federal Reserve System (U.S.), 1935-. "Preliminary 1998 operating income of FRBs and income transfer to the U.S. Treasury" in Press Releases of the Board of Governors of the Federal Reserve System (January 7, 1999). https://fraser.stlouisfed.org/title/9237/item/675659, accessed on May 12, 2025.