Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. Statement for the Press re Time When Payment Is Deemed Received in Cash Transactions in Unregistered, Non-exempted Securities: Ruling No. 39 Interpreting Regulation T, Number X-9041, Volume 41, Page 386, 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/505730, accessed on September 4, 2026.