EXHIBIT 10.69


                        NINTH AMENDMENT TO AGREEMENT FOR
                PURCHASE AND SALE AND JOINT ESCROW INSTRUCTIONS
                -----------------------------------------------

          This Ninth Amendment to Agreement of Purchase and Sale and Joint
Escrow Instructions (this "Ninth Amendment") is made as of October 24, 1997 by
and between Kilroy Realty, L.P., a Delaware limited partnership ("Buyer") and
Mission Square Partners, a California general partnership ("Seller") with
respect to the following:

                               R E C I T A L S :
                               - - - - - - - -

          A.  Seller and Buyer entered into that certain Agreement of Purchase
and Sale and Joint Escrow Instructions providing for the sale of 3750 University
Avenue, Riverside, California as amended by certain amendments to the same
(collectively, the "Agreement");

          B.  Buyer and Seller anticipate that additional time will be required
to complete Buyer's review of the Property;

          C.  Seller and Buyer desire to amend the Agreement to provide for such
additional time.

          NOW THEREFORE, in consideration of the mutual covenants and agreements
herein contained and for other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, Seller and Buyer hereby agree as
follows:

                              A G R E E M E N T :
                              - - - - - - - - -  

          1.  Notwithstanding anything in the Agreement to the contrary, the
Contingency Date, including, but not limited to, for the purpose of Buyer
obtaining the Met Consent, provided for in the Agreement is hereby extended to
October 28, 1997.

          2.  Except as set forth in this Ninth Amendment, the provisions of the
Agreement remain unmodified and in full force and effect.  If any provision of
this Ninth Amendment conflicts with any provision of the Agreement, the
provisions of this Ninth Amendment shall prevail.

          3.  Any capitalized terms which are not defined in this Ninth
Amendment shall have the meaning provided for in the Agreement.

 
          4.  This Ninth Amendment may be signed in counterparts, including
facsimile counterparts, which, when signed by both Buyer and Seller, shall
constitute a binding agreement.

          IN WITNESS WHEREOF, the parties have executed this Ninth Amendment as
of the date first written above.

     "Buyer"                  KILROY REALTY, L.P.,
                              a Delaware limited partnership

                              By: /s/ Jeffrey C. Hawken
                                 ------------------------------------------
                                 Name: Jeffrey C. Hawken
                                      -------------------------------------
                                 Title: E.V.P. and C.O.O.
                                       ------------------------------------


     "Seller"                 MISSION SQUARE PARTNERS,
                              a California general partnership

                              By: The Betty L. Hutton Title Holding Company,
                                  Inc., (formerly known as the Betty L. Hutton
                                  Company),
                                  its general partner 

                                  By:/s/ Thomas C. Parker
                                     ---------------------------------------
                                     Name: Thomas C. Parker
                                          ----------------------------------
                                     Title: C.E.O.
                                           ---------------------------------


                              By: BB&K Mission Square Partners, a California
                                  general partnership,
                                  its general partner

                                  By:/s/ Christopher L. Carpenter
                                     ---------------------------------------
                                     Name: Christopher L. Carpenter
                                          ----------------------------------
                                     Title: General Partner
                                           ---------------------------------

Acknowledgment by Escrow Holder:
- ------------------------------- 

          First American Title Insurance Company hereby acknowledges the terms
of this Ninth Amendment.

Dated:___________, 1997       FIRST AMERICAN TITLE INSURANCE COMPANY

                              By:
                                 -------------------------------------------
                                 Its authorized agent

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