Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Secretary, May 22, 1918, Enclosing Copy of Revision of Regulations Governing Travelers' Funds, Number X-939, Volume 7, Page 533, 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/512030, accessed on October 10, 2026.