SUPPLEMENT DATED FEBRUARY 21, 1994 TO PROSPECTUS DATED DECEMBER 29, 1993 AS AMENDED BY SUPPLEMENT DATED JANUARY 1, 1994 Effective February 21, 1994, the Twenty-Year Subordinated Capital Investment Certificates offered to the general public, by this Prospectus, have been sold and are no longer available for sale. The exchange offering of Twenty-Year Subordinated Capital Investment Certificate as stated in the Prospectus remains available.