Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Detailed Statement of Expenditures & Commitments as a Basis of Estimate, Number X-569, Volume 6, Page 3051, 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/510846, accessed on April 17, 2026.