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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                   FORM 10-K/A

                  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)
                     OF THE SECURITIES EXCHANGE ACT OF 1934

       For the fiscal year ended:                         Commission File No.:
            JANUARY 31, 2000                                     1-4488

                              --------------------

                                  MESABI TRUST
             (Exact name of registrant as specified in its charter)

              NEW YORK                                       13-6022277
    (State or other jurisdiction of                       (I.R.S. Employer
    incorporation or organization)                       Identification No.)

                           C/O BANKERS TRUST COMPANY
                        CORPORATE TRUST AND AGENCY GROUP
                                  P.O. BOX 318
                             CHURCH STREET STATION
                               NEW YORK, NEW YORK
                                   10008-0318
                    (Address of principal executive offices)

               Registrant's telephone number, including area code:
                                 (212) 250-6519

      Securities registered pursuant to Section 12(b) of the Act: UNITS OF
                      BENEFICIAL INTEREST IN MESABI TRUST
        Securities registered pursuant to Section 12(g) of the Act: NONE

           Indicate by check mark whether the Registrant (1) has filed all
reports required to be filed by Section 13 or 15(d) of the Securities Exchange
Act of 1934 during the preceding 12 months (or for such shorter period that the
Registrant was required to file such reports), and (2) has been subject to such
filing requirements for the past 90 days. YES /X/     NO / /

           Indicate by check mark if disclosure of delinquent filers pursuant to
Item 405 of Regulation S-K is not contained herein, and will not be contained,
to the best of Registrant's knowledge, in definitive proxy or information
statements incorporated by reference in Part III of this Form 10-K or any
amendment to this Form 10-K.  /X/

         As of April 20, 2000, the aggregate market value of the Units of
Beneficial Interest held by non-affiliates of the registrant, based on the
closing price as reported on the New York Stock Exchange, aggregated
approximately $436,613,996*. As of April 20, 2000, 13,120,010 Units of
Beneficial Interest were outstanding.

-----------------------------
*        Includes approximately $42,469 representing the market value, as of
         April 20, 2000, of 15,100 Units the beneficial ownership of which is
         disclaimed by affiliates (see Item 12 herein).



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           EXPLANATORY NOTE: This Form 10-K/A for the year ended January 31,
2000 is to disclose information in Item 12 concerning the ownership of common
stock of H&R Block Inc. by Bankers Trust Company, the corporate trustee of
Mesabi Trust.

ITEM 12.  SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND TRUSTEES.

           Based on information obtained from Mesabi Trust's records and a
review of statements filed with the SEC pursuant to Section 13(d)-102 of the
Securities Exchange Act of 1934 through April 3, 2000, no person or entity owns
beneficially more than 5% of the Trust's Units outstanding.

           The table below sets forth information as to the Units of Beneficial
Interest in Mesabi Trust beneficially owned as of March 15, 2000 by the Trustees
individually and as a group.

<TABLE>
<CAPTION>
                                                    Amount of Beneficial                         Percent of
                  Name                               Ownership of Units                             Class
                  ----                               ------------------                             -----
<S>                                                 <C>                                         <C>
Bankers Trust Company(1)                                     3,000                              Less than 1%

David J. Hoffman(2)                                         38,100                              Less than 1%

Richard G. Lareau                                           15,000                              Less than 1%

Ira A. Marshall, Jr.(3)                                     51,000                              Less than 1%

Norman F. Sprague III                                       12,700                              Less than 1%

All Trustees as a group                                    116,800                              Less than 1%

</TABLE>
-------------------

(1)      Bankers Trust Company is an indirect subsidiary of Deutsche Bank New
         York, which is the actual record holder of the Units. In addition to
         the Units indicated above, Bankers Trust Company holds, on behalf of
         various customers, Units in its Fiduciary Department in so-called
         "directed" accounts. Bankers Trust Company has no voting or investment
         power over, and thus no beneficial interest in, such Units. Bankers
         Trust Company, along with a subsidiary of Deutsche Bank New York, also
         holds common stock of H&R Block Inc. As of December 31, 1999, Bankers
         Trust Company held approximately 1.26% of the outstanding common stock
         of H&R Block Inc. in fiduciary accounts. As of the same date, Deutsche
         Bank Securities, a subsidiary of Deutsche Bank New York, held
         approximately 0.1% of the outstanding common stock of H&R Block Inc. in
         both proprietary accounts and accounts in which it acts with investment
         discretion. In 1999, H&R Block Inc. became the parent company of
         McGladrey & Pullen, LLP, which has served as the independent auditor of
         Mesabi Trust since 1991.

(2)      Includes 15,100 Units owned by Mr. Hoffman's wife, over which Mr.
         Hoffman does not have any investment or voting power and as to which
         Mr. Hoffman disclaims any beneficial ownership.

(3)      These Units consist of (a) 50,000 Units owned indirectly by Mr.
         Marshall through a family trust of which Mr. Marshall is the sole
         trustee and (b) 1,000 Units over which Mr. Marshall has joint voting
         and investment power.



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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.

Dated:  May 18, 2000
                                   MESABI TRUST


                                   By:   Bankers Trust Company
                                         Corporate Trustee

                                   By:   /s/ Daniel Chipko
                                      -----------------------------------------
                                             Daniel Chipko
                                             Associate

         Pursuant to the requirements of the Securities Exchange Act of 1934,
this report has been signed below by the following persons on behalf of the
registrant and in the capacities and on the dates indicated.

/s/ Daniel Chipko                                    May 18, 2000
--------------------------------------------
Daniel Chipko
Associate
Bankers Trust Company

/s/ David J. Hoffman                                 May 18, 2000
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David J. Hoffman
Individual Trustee

/s/ Richard G. Lareau                                May 18, 2000
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Richard G. Lareau
Individual Trustee

/s/ Ira A. Marshall, Jr.                             May 18, 2000
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Ira A. Marshall, Jr.
Individual Trustee

/s/ Norman F. Sprague III                            May 18, 2000
--------------------------------------------
Norman F. Sprague III
Individual Trustee