Federal Reserve Bank of Dallas. "Over-the-Counter (OTC) Margin Stocks, Circular No. 82-30," District Notices (Federal Reserve Bank of Dallas) (March 12, 1982). https://fraser.stlouisfed.org/content/?item_id=541459&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19820312_no82-030.pdf, accessed on May 26, 2018.
First Supplement, Effective 3-1-82 to Revise 10-5-81 List. Pursuant to Provisions of Regulations G, T, and U.