Board of Governors of the Federal Reserve System (U.S.), 1935-. "Earnings and Expenses of Federal Reserve Banks," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1980," Annual Statistical Digest (November 1981) : 174-175. https://fraser.stlouisfed.org/title/7/item/23507/toc/300841 , accessed on May 4, 2024.