Federal Reserve Bank of Dallas. "Amendments to Regulating G, T, & U (Suspension of Restrictions on Same -Day Substitution for a Period of Six Months), Circular No. 74-297," District Notices (Federal Reserve Bank of Dallas) (November 7, 1974). https://fraser.stlouisfed.org/title/5569/item/544616, accessed on February 2, 2025.