Exhibit (d)

                                                                                                
                  COMMON SHARES                                                                        Shares
                  OF BENEFICIAL INTEREST

Number            PAR VALUE $.001
BHK
                  ORGANIZED UNDER THE LAWS
                  OF THE STATE OF DELAWARE


                  The Shares represented by this certificate may not be owned or transferred,           THIS CERTIFICATE
                  directly or indirectly, by or to (I) the United States, or any state or political     IS TRANSFERABLE IN
                  subdivision thereof, any foreign government, any international organization,          BOSTON OR IN NEW YORK CITY
                  or any agency or instrumentality of any of the foregoing, (II) any organization
                 (other than a farmer's cooperative described in ss. 521 of the Internal Revenue        CUSIP 09249E 10 1

                  Code of 1988, as amended (the "Code")) that is exempt from the                        SEE REVERSE
                  tax imposed SEE REVERSE FOR CERTAIN DEFINITIONS by 28 U.S.C.                          FOR CERTAIN
                  ss.ss. 1-1399 and not subject to the tax imposed by 28 U.S.C.                         DEFINITIONS
                  ss. 511; or (III) any rural electric or telephone cooperative
                  described in ss. 1381(A)(2)(C) of the Code.




                            BlackRock Core Bond Trust


THIS CERTIFIES THAT




IS THE OWNER OF


      FULLY PAID AND NONASSESSABLE COMMON SHARES OF BENEFICIAL INTEREST OF


BlackRock Core Bond Trust, transferable on the books of the Trust by the holder
hereof in person or by duly authorized attorney upon surrender of this
Certificate properly endorsed. This Certificate and the shares represented
hereby are issued and shall be subject to all of the provisions of the Trust, as
amended from time to time, to all of which the holder by acceptance hereof
assents. This Certificate is not valid until countersigned and registered by the
Transfer Agent and Registrar.

     Witness the facsimile signatures of the duly authorized officers of the
Trust.

     DATED:

     COUNTERSIGNED AND REGISTERED:
       EQUISERVE TRUST COMPANY N.A.
                     (BOSTON)
BY    TRANSFER AGENT AND REGISTRAR

                                 /s/ Anne Ackerley     /s/ Ralph L. Schlosstein

       AUTHORIZED SIGNATURE      SECRETARY             PRESIDENT




         The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full
according to applicable laws or regulations:

                                                                                  
         TEN COM  -   as tenants in common                            UNIF GIFT MIN ACT-- .......Custodian....................
         TEN ENT  -   as tenants by the entireties                                         (Cust)                (Minor)
         JT TEN   -   as joint tenants with right of survivorship and not as     Act.......................................
                      tenants in common                                                            (State)




     Additional abbreviations may also be used though not in the above list.



For Value Received _______________________ hereby sell, assign and transfer unto

PLEASE INSERT SOCIAL SECURITY OR OTHER
IDENTIFYING NUMBER OF ASSIGNEE



                                 
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                                  (NAME AND ADDRESS OF TRANSFEREE SHOULD BE PRINTED OR TYPEWRITTEN)

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------------------------------------------------------------- Common Shares of Beneficial Interest represented by the within
Certificate and do hereby irrevocably constitute and appoint

------------------------------------------------------------- Attorney to transfer the said shares on the books of the within-named
Trust, with full power of substitution in the premises.

Dated
      --------------------


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                               X
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                       NOTICE:   THE SIGNATURE(S) TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME(S) AS WRITTEN UPON THE FACE
                                 OF THE CERTIFICATE IN EVERY PARTICULAR,  WITHOUT ALTERATION OR ENLARGEMENT OR ANY  CHANGE
                                 WHATEVER.






Signature(s) Guaranteed



By ----------------------------------------------------------------------------
THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION
(BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH
MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO
S.E.C. RULE 17Ad-15.

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