Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Secretary Morrill re Agreement Modified as to Investments of National Bank Holding Company Affiliates, Number X-9540, Volume 44, Page 401, 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/506303, accessed on July 19, 2026.