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PROSPECTUS SUPPLEMENT                         This Prospectus Supplement
FOR THE PERIOD ENDING                         filed pursuant to Rule 424(b)(3),
MAY 31, 1997 TO                               relates to Registration Statement
PROSPECTUS DATED                              No. 33-55010-01 and the
DECEMBER 14, 1992                             Prospectus dated December 14, 1992



                       SECURITIES AND EXCHANGE COMMISSION
                             450 Fifth Street, N.W.
                             Washington, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934


         Date of Report (Date of earliest event reported): June 16, 1997


                           DISCOVER CARD TRUST 1992 B
             (Exact name of registrant as specified in its charter)


   Delaware                     0-21186                      Not Applicable
  (State of                   (Commission                     (IRS Employer
organization)                File Number)                   Identification No.)


c/o Discover Receivables Financing Group, Inc.
12 Read's Way
New Castle, Delaware                           19720
- -------------------------------------------------------
(Address of principal executive offices)     (Zip Code)


Registrant's telephone number, including area code: (302) 323-7826


                                 Not Applicable
          -------------------------------------------------------------
          (Former name or former address, if changed since last report)


                                  Page 1 of 13
                         Index to Exhibits is on page 4


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Item 5. Other Events

On June 16, 1997 the Registrant made available the Monthly Certificateholders'
Statement for the Due Period of May 1997, which is attached as Exhibit 21
hereto.

Item 7.  Financial Statements and Exhibits

(c) Exhibits

Exhibit No.     Description

   21           Monthly Certificateholders' Statement for Discover Card Trust 
                1992 B related to the Due Period ending May 31, 1997.


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                                   SIGNATURES

         Pursuant to the requirements of Section 13 or 15(d) of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on
its behalf by the undersigned, thereunto duly authorized.

                                      DISCOVER CARD TRUST 1992 B
                                            (Registrant)


                                      By:   DISCOVER RECEIVABLES FINANCING
                                            GROUP, INC.
                                            as originator of the Trust


                                      By:       Birendra Kumar
                                          -----------------------------------
                                          Birendra Kumar
                                          Vice President and Treasurer


Date: June 16, 1997


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                                  EXHIBIT INDEX

Exhibit No.    Description

   21          Monthly Certificateholders' Statement for Discover Card Trust 
               1992 B related to the Due Period ending May 31, 1997.