Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 13, 1931," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1931-03-13). https://fraser.stlouisfed.org/title/83/item/65800, accessed on August 26, 2024.