Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Letter From Secretary Morrill re Letter Regarding Consolidated Obligations Under Section 8(b) of Regulation U, Number S-414, Volume 55, Page 400, 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/509707, accessed on October 13, 2026.