Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From Asst. Secretary Noell re Code Word to Cover Telegraphic Transactions in Treasury Bills, Number X-6978, Volume 35, Page 451,
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/504537, accessed on March 11, 2026.