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. "1940," Annual Report of the Board of Governors of the Federal Reserve System (1940) : 45-46. https://fraser.stlouisfed.org/title/117/item/2498/toc/368546 , accessed on July 19, 2024.