Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Ratio of "Float" of Each Federal Reserve Bank to Earning Assets and Deposits, March 15th., 1918, Number X-814, Volume 7, Page 354, Mimeograph Letters and Statements of the Board. Board of Governors of the Federal Reserve System (U.S.), 1935-. https://fraser.stlouisfed.org/archival/4957/item/511006, accessed on February 23, 2026.