Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Asst. Secretary Bethea re Federal Advisory Council Members Exempt From Tax on Transportation of Persons When on Official Business, Number S-442, Volume 56, Page 148, 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/509787, accessed on March 10, 2026.