Federal Reserve Bank of Dallas. "Preliminary Announcement Exchange Offering," District Notices (Federal Reserve Bank of Dallas) (October 29, 1959). https://fraser.stlouisfed.org/title/5569/item/551690, accessed on April 17, 2024.
Federal Reserve Bank of Dallas. "Preliminary Announcement Exchange Offering," District Notices (Federal Reserve Bank of Dallas) (October 29, 1959). https://fraser.stlouisfed.org/title/5569/item/551690, accessed on April 17, 2024.