Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Member Bank Reserve Balances, by Classes of Banks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1939," Federal Reserve Bulletin (March 1939) : 31-31. https://fraser.stlouisfed.org/title/62/item/21011/toc/116894 , accessed on April 23, 2024.