PRE-AMALGAMATION AMENDMENT AGREEMENT

AMONG:

              DONOHUE, INC., a corporation amalgamated under the laws of
              Quebec,

              ("Donohue")

              -and-

              TRIBUNE COMPANY, a company incorporated under the laws of
              Delaware,

              ("Tribune")

              -and-

              QUNO CORPORATION, a corporation amalgamated under the laws
              of Quebec,

              (the "Corporation")


WHEREAS:

A.            Donohue, Tribune and the Corporation entered into a 
pre-amalgamation agreement (the "Pre-Amalgamation Agreement") on December 22, 
1995; and

B.            the parties to the  Pre-Amalgamation Agreement wish to amend such 
agreement on the terms and conditions set forth herein;

              NOW THEREFORE in  consideration of the mutual covenants set out in
this  agreement  and other good and  valuable  consideration,  the  receipt  and
sufficiency of which is acknowledged, Donohue, Tribune and the Corporation agree
as follows:

1.            The  reference to "December 28, 1995" on the ninth line of Section
4G2 of the Pre- Amalgamation Agreement is changed to "January 3, 1996".

2.            The  reference to  "December  29, 1995" on the twelfth line of
Section 4G2 of the Pre- Amalgamation Agreement is changed to "January 4, 1996".








                                       -2-

3.            The  reference to "December  29, 1995" on the fourth line of 
paragraph (i) of Schedule E to the Pre-Amalgamation Agreement is changed to 
"January 4, 1996".

4.            The  reference to "December  29, 1995" on the fourth line of 
paragraph (j) of Schedule F to the Pre-Amalgamation Agreement is changed to 
"January 4, 1996".

5.            In all other respects, the Pre-Amalgamation Agreement remains in
full force and effect, unamended.

              IN WITNESS  WHEREOF the parties have signed this  agreement on the
date set out beside their respective name.

                                                    DONOHUE, INC.

Date:  December 28, 1995                            By:/s/Michel Gagnon
                                                       ----------------

                                                    By:


Date:  December 28, 1995                            TRIBUNE COMPANY

                                                    By:/s/R. Mark Mallory
                                                       ------------------
                                                    
                                                    By:


Date:  December 28, 1995                            QUNO CORPORATION

                                                    By:/s/David McCamus
                                                       ----------------
                                          
                                                    By: