Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Secretary Morrill re Proposed Revision of Regulation P Relating to Holding Company Affiliates and the Granting of Voting Permits, Number X-9291, Volume 43, Page 139, 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/506043, accessed on March 15, 2026.