Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Confidential Letter From Secretary Morrill re Currency Quotations, Number X-7904, Volume 40, Page 308,
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/505484, accessed on May 11, 2026.