Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 30, 1928," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1928-03-30). https://fraser.stlouisfed.org/title/83/item/65792, accessed on February 17, 2025.