Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Memo. of General Principles to Be Followed in Preparation of a Check Clearing and Collection Plan, Number 618, Volume 3, Page 1019, 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/510291, accessed on March 10, 2026.