Federal Reserve Bank of Dallas. "[Board of Governors of the Federal Reserve System Lowered Margin Requirements for Purchasing or Carrying Stocks From 65% to 50%, Effective 1-3-74], Circular No. 74-6," District Notices (Federal Reserve Bank of Dallas) (January 3, 1974). https://fraser.stlouisfed.org/title/5569/item/544324, accessed on November 21, 2024.