Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Asst. Secretary Noell re Code Words for Use Between Federal Reserve Banks in Connection with Telegraphic Tracings and Advices Covering Non-cash Collection Items, Number X-4393, Volume 23, Page 77, 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/502568, accessed on September 22, 2024.