Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Earnings and Expenses of Federal Reserve Banks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1968," Federal Reserve Bulletin (February 1968) : 254-255. https://fraser.stlouisfed.org/title/62/item/21398/toc/271037 , accessed on May 7, 2024.