Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Letter From Secretary Morrill re Procedure for Pledging United States Government Securities as Collateral for Federal Reserve Notes, Number X-7146, Volume 36, Page 340,
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/504709, accessed on March 10, 2026.