Document:

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                                                                   Exhibit 10.5B

 CONFIDENTIAL INFORMATION OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND
                              EXCHANGE COMMISSION.
                      ASTERISKS (*) DENOTE SUCH OMISSIONS

                                    GUARANTY
                                    --------

         THIS GUARANTY is made, effective as of March 12, 2001, by Harbor Global
Company Ltd., One Faneuil Hall Marketplace, Boston, Massachusetts 02109, USA
(the "Guarantor"), to Rayonier Inc., 18000 International Blvd., Suite 900,
Seattle, Washington 98188, USA (the "Creditor"), with respect to certain
obligations of Closed Joint-Stock Company "Forest-Starma", 1 Chekhova Street,
apt. 3, Vanino, Khabarovsk Territory 682860, Russian Federation (the "Debtor").

         WHEREAS, the Creditor and the Debtor have entered into Log Sales
Contract No. 11-21-01, dated November 27, 2000 (the "Contract"), pursuant to
which the Creditor will purchase certain logs produced by the Debtor at its
logging operation in Siziman Bay, Russia; and

         WHEREAS, the Guarantor wishes to induce the Creditor to execute,
simultaneously with the execution of this Guaranty, Addendum No. 1 to the
Contract ("Addendum No. 1"), according to which the Creditor will make two
advance payments in the amount of $*** each, totaling $*** in the aggregate, for
certain logs purchased by the Creditor from the Debtor under the Contract.

         1.  In consideration of the foregoing matters, and for other valuable
consideration, the receipt and sufficiency of which is acknowledged, the
Guarantor guarantees the payment and performance of all debts, obligations and
liabilities of the Debtor to the Creditor under Articles 2 and 3 of Addendum No.
1 and Article 6 of the Contract, together with all reasonable costs of
collection, compromise or enforcement, including without limitation, reasonable
attorneys' fees incurred with respect to any such debts, obligations or
liabilities or with respect to this Guaranty, or with respect to a proceeding
under the United States Bankruptcy Code or any other bankruptcy, reorganization,
receivership, insolvency or other similar law in effect in the United States or
Russia affecting the rights of creditors generally, or a trust mortgage,
composition or assignment for the benefit of creditors concerning the Debtor or
the Guarantor (all of the foregoing, collectively, the "Obligations").

         2.  The Guarantor hereby agrees with the Creditor:

             (a) that the Creditor shall not seek to exercise any remedy
hereunder against the Guarantor or the Guarantor's assets until ten (10) days
after delivery of written notice to the Guarantor in accordance with Section 3
below specifying in reasonable detail what obligations are alleged to be due and
owing, during which period (the "Notice Period") the Creditor shall diligently
use its best efforts to collect such Obligations from the Debtor;

             (b) that, following the expiration of the Notice Period, the
liability of the Guarantor hereunder shall be primary, direct and unconditional
and may be enforced without requiring the Creditor first to resort to any other
right, remedy or security;

             (c) that the Guarantor shall not have any right of subrogation,
reimbursement or indemnity whatsoever, nor any right of recourse to security for
any of the Obligations, unless and until all of the Obligations have been fully
paid and performed;

             (d) that if the Debtor or the Guarantor should at any time become
insolvent or make a composition, trust mortgage or general assignment for the
benefit of creditors, or if a proceeding under the United States Bankruptcy Code
or any other bankruptcy, reorganization, receivership, insolvency or other
similar law in effect in the United States or in Russia affecting the rights of
creditors generally shall be filed or commenced by, against or in respect of the
Debtor or the Guarantor and is not dismissed within 90 days thereafter, any and
all obligations of the Guarantor shall, as the Creditor's option, immediately
become due and payable without notice;

             (e) that, if any payment or transfer to or recovery by the Creditor
which has been credited against any Obligation, is voided or rescinded or
required to be returned by the Creditor, whether or not in connection with any
event or proceeding described in Section 2(d), this Guaranty shall continue in
effect or be reinstated as though such payment, transfer or recovery had not
been made;
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             (f) that the Creditor's books and records showing the account
between the Creditor and the Debtor shall be admissible in any action or
proceeding; and

             (g) that nothing shall discharge or satisfy the liability of the
Guarantor hereunder except the full payment and performance of all of the
Obligations.

         3.  Notices

             Any notice given hereunder shall be in writing and shall be
effective upon receipt. Notices hereunder may be delivered by hand or by courier
service or sent by telefax, express mail or air mail to the following addresses
or fax numbers:

             To Creditor:    Robert J. Cartano
                             Rayonier Inc.
                             P.O. Box 34162
                             Seattle, Washington  98124-1162
                             Fax No.: (206) 248-4117

             copy to:        Donald L. Schwendiman
                             Assistant General Counsel
                             Rayonier Inc.
                             P.O. Box 34162
                             Seattle, Washington 98124-1162
                             Fax No.: (206) 248-4117

             To Debtor:      Closed Joint-Stock Company "Forest-Starma"
                             Alleya Truda, 1
                             680000 Komsomolsk-on-Amur
                             Russia
                             Fax No.: 7-42172-4-41-72

             To Guarantor:   Stephen G. Kasnet
                             President and Chief Executive Officer
                             Harbor Global Company Ltd.
                             One Faneuil Hall Marketplace
                             Boston, Massachusetts 02109
                             Fax No.: (617) 878-1699

             copy to:        Catherine V. Mannick
                             General Counsel
                             Harbor Global Company Ltd.
                             One Faneuil Hall Marketplace
                             Boston, Massachusetts 02109
                             Fax No.: (617) 878-1699

         4.  This Guaranty, all acts and transactions hereunder, and the rights
and obligations of the parties hereto shall be governed, construed and
interpreted according to the laws of the Commonwealth of Massachusetts, without
giving effect to the conflict of law provisions thereof, shall be binding upon
the successors and assigns of the Guarantor and shall inure to the benefit of
the Creditor's successors and assigns.

<PAGE>

This document shall be deemed to be executed under seal.

                             Harbor Global Company Ltd.

                             /s/ Stephen G. Kasnet
                             ---------------------
                             By:   Stephen G. Kasnet
                             Its:  President and Chief Executive Officer<PAGE>

                                                                   Exhibit 10.6B

 CONFIDENTIAL INFORMATION OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND
                              EXCHANGE COMMISSION.
                      ASTERISKS (*) DENOTE SUCH OMISSIONS

                                 ADDENDUM NO. 1
                      TO LOG SALES CONTRACT NO. 11-21-01,
                            DATED NOVEMBER 27, 2000

     This Addendum No.1 to Log Sales Contract No.11-21-01, dated November 27,
2000 (hereinafter referred to as "Addendum No.1"), is entered into and becomes
effective as of March 12, 2001, by and between Closed Joint-Stock Company
"Forest-Starma" (hereinafter referred to as the "Seller") and Rayonier Inc.
(hereinafter referred to as the "Buyer") as follows:

     1.  Pursuant to the provisions of Article 6 (Payment) the Buyer agrees
to make the following Advance Payments after execution of this Addendum:

     DATE                            AMOUNT
     ----                            ------

     On or before March 15, 2001      $***

     On or before March 20, 2001      $***

The first Advance Payment shall be made within five (5) business days of the
Buyer's receipt of a faxed copy of an executed pledge of the Seller's log
inventory at Siziman Bay to secure repayment of the Advance Payments.

     2.  Prior to making the Final Payment and in accordance with Article 6
(Payment), the Buyer shall deduct 50% of the FOB vessel Siziman Bay invoice
value of any shipment and apply that portion of the payment to repayment of the
Advance Payment.  The deduction shall continue until the entire amount of the
Advance Payment has been fully recovered by the Buyer.

     If, for any reason whatsoever the Seller has failed to sell and deliver
logs FOB vessel in the quantity sufficient to recover the Advance Payment in
full by July 31, 2001, the Seller agrees to repay the unrecovered balance of the
Advance Payment within 10 (ten) days of receipt of notice from the Buyer.

     3.  Any unrecovered balance of the Advance Payments shall become
immediately due and payable in full on the date of termination of this Contact.
The Buyer shall have no obligation to make additional Advance Payments after the
date a termination notice is given.

     4.  If Seller has not repaid the Advance Payments in full by the date
full payment is due, Buyer shall have the right to offset any amounts owed by
Buyer to Seller against the repayment of the Advance Payments.

     5.  Seller shall keep its log inventory at Siziman Bay insured against
casualty loss to its full market value until the Advance Payments have been
repaid in full.

     6.  Both original and faxed signatures of the parties on this Addendum
No.1 shall have equal legal force with regard to execution of this Addendum
No.1.
<PAGE>

     In witness whereof, the parties have executed this Addendum No.1 to Log
Sales Contract No.11-21-01, dated November 27, 2000, which shall become
effective as of March 12, 2001.

Rayonier, Inc.                    JSC "Forest-Starma"
Buyer                             Seller

/s/ Robert J. Cartano             /s/ David Daggett
---------------------             -----------------
Robert J. Cartano                 David Dagget
Director, Operations              General Director
International Forest Products

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