Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From Asst. Secretary Bethea re New Code Words Adopted Covering Government Securities in System Open Market Account, Number X-9797, Volume 46, Page 38,
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/506604, accessed on September 4, 2026.