Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "September 25, 1931," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1931-09-25). https://fraser.stlouisfed.org/title/83/item/64548, accessed on September 18, 2024.