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                                                                    EXHIBIT 3.13

                           ARTICLES OF INCORPORATION
                           OF IBICO INC., AS AMENDED

STATE OF ILLINOIS, COOK COUNTY

To JOHN W. LEWIS, Secretary of State:

The undersigned



Name                 Number        Street         Address/City    State
- ----                 ------        ------         ------------    -----
                                                      
J.J. Murphy          208 South LaSalle Street, Chicago, Illinois  60604
A. P. Polizzi        208 South LaSalle Street, Chicago, Illinois  60604
R. D. Runo           208 South LaSalle Street, Chicago, Illinois  60604


being on one or more natural persons of the age of twenty-one years or more or
a corporation, and having subscribed to shares of the corporation to be
organized pursuant hereto, for the purpose of forming a corporation under "The
Business Corporation Act" of the State of Illinois, do hereby adopt the
following Articles of Incorporation:

                                  ARTICLE ONE

The name of the corporation hereby incorporated is: IBICO INC.

                                  ARTICLE TWO

The address of its initial registered office in the State of Illinois is: 208
South LaSalle Street, in the City of Chicago (Zip Code (60604)) County of Cook
and the name of its initial Registered Agent at said address is: CT Corporation
System.

                                 ARTICLE THREE

The duration of the corporation is: perpetual.

                                  ARTICLE FOUR

The purpose or purposes for which the corporation in organized are:

To do a general mercantile and manufacturing business and to do anything and
everything incidental thereto.
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To sell plastic bindings and equipment, calculators, and typewriters, and to
provide services in relation thereto; to sell watches and to provide repair
services and general services in relation thereto.

                                  ARTICLE FIVE

PARAGRAPH 1:  The aggregate number of shares which the corporation is
authorized to issue is 100,000 divided into one class.  The designation of each
class, the number of shares of each class, and the par value, if any, of the
shares of each class, or a statement that the shares of any class are without
par value are as follows:



                          Series          Number of        Par value per share or statement that shares
        Class            (If any)          Shares                    are without par value
                                                  
       Common                --            100,000                       $1.00



PARAGRAPH 2:  The preferences, qualifications, limitations, restrictions and
the special or relative rights in respect of the shares of each class are: None

                                  ARTICLE SIX

The Class and number of shares which the corporation proposes to issue without
further report to the Secretary of State, and the consideration (expressed in
dollars) to be received by the corporation therefor, are:



       Class of shares      Number of shares      Total consideration to be
                                                      received therefor:
                                                   
        Common                     10,000                $10,000.00



                                 ARTICLE SEVEN

The corporation will not commence business until at least one thousand dollars
has been received as consideration for the issuance of shares.

                                 ARTICLE EIGHT

The number of directors to be elected at the first meeting of the shareholders
is: three (3)

                                  ARTICLE NINE

PARAGRAPH 1:  It is estimated that the value of all property to be owned by the
corporation for the following year wherever located will be $___________________
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PARAGRAPH 2:  It is estimated that the value of the property to be located
within the State of Illinois during the following year will be $________________

PARAGRAPH 3:  It is estimated that the gross amount of business which will be
transacted by the corporation during the following year will be $_______________

PARAGRAPH 4:  It is estimated that the gross amount of business which will be
transacted at or from places of business in the State of Illinois during the
following year will be $_________________________

Note:  If all the property of the corporation is to be located in this State
and all of its business is to be transacted at or from places of business in
this State, or if the incorporators elect to pay the initial franchise tax on
the basis of its entire stated capital and paid-in surplus, then the
information called for in Article Nine need not be stated.  THE INCORPORATORS
ELECT TO PAY THE INITIAL FRANCHISE TAX ON THE BASIS OF THE ENTIRE STATED
CAPITAL AND PAID-IN SURPLUS.

                                  ARTICLE TEN

              The power to amend shall be in the shareholders at annual or
special meeting of the shareholders, and in addition thereto the by-laws may be
amended by the board of directors in accordance with the special notice as
provided in the by-laws.

/s/  J.J. MURPHY
- ------------------------------
J. J. Murphy, Incorporator

/s/ A. P. POLIZZI
- ------------------------------
A. P. Polizzi, Incorporator

/s/ R. D. RUNO
- ------------------------------
R. D. Runo, Incorporator

                            OATH AND ACKNOWLEDGMENT

STATE OF ILLINOIS
Cook County  } SS.

              I, Howard L. Rosenberg, a Notary Public, do hereby certify that
on the 15th day of May, 1975 J.J. Murphy, A.P. Polizzi and R. D. Runo
personally appeared before me and being first duly sworn by me acknowledged the
signing of the foregoing document in the respective capacities therein set
forth and declared that the statements therein contained are true.

              IN WITNESS WHEREOF, I have hereunto set my hand and seal the day
and year written.

                                           /s/ HOWARD L. ROSENBERG
                                           ------------------------------
(NOTARIAL SEAL)                            Notary Public
                                           Howard L. Rosenberg
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                             ARTICLES OF AMENDMENT
                                     TO THE
                           ARTICLES OF INCORPORATION
                                       OF
                                     IBICO

To ALAN J. DIXON
Secretary of State
Springfield, Illinois

       The undersigned corporation, for the purpose of amending its Articles of
Incorporation and pursuant to the provisions of Section 55 of "The Business
Corporation Act" of the State of Illinois, hereby executes the following
Articles of Amendment:

              ARTICLE FIRST:  The name of the corporation is: IBICO INC.

              ARTICLE SECOND:  The following amendment or amendments were
adopted in the manner prescribed by "The Business Corporation Act" of the State
of Illinois:

              RESOLVED, that the Articles of Incorporation be amended so as to
increase the authorized issuance of common shares to 300,000, with a par value
of $1.00; and

              BE IT FURTHER RESOLVED, that ARTICLE FIVE of the Articles of
Incorporation be amended and changed so as to read as follows;

                                  ARTICLE FIVE

Paragraph 1.  The aggregate number of shares which the corporation is
authorized to issue is 300,000 divided into one class.  The designation of each
class, the number of shares of each class, and the par value, if any, of the
shares of each class, or a statement that the shares of any class are without
par value are as follows:



               Series       Number of      Par Value per share or statement that
Class          (If any)      Shares        shares are without value
- ---------    ----------     --------       -------------------------------------
                                  
Common          --          300,000                          $1.00


ARTICLE THIRD:  The number of shares of the corporation outstanding at the time
of the adoption of said amendment or amendments was 100,000; and the number of
shares of each class entitled to vote as a class on the adoption of said
amendment or amendments and the designation of each such class were as follows:
[BLANK]

Note: On the date of adoption of the amendment an additional no shares were
held in treasury and not entitled to vote.
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ARTICLE FOURTH:  The number of shares voted for said amendment or amendments was
100,000; and the number of shares voted against said amendment or amendments was
0.  The number of shares or each class entitled to vote as a class voted for and
against said amendments or amendments, respectively, was:



       CLASS                NUMBER OF SHARES VOTED
       Common               FOR            AGAINST
                                          
                            100,000          None


IN WITNESS WHEREOF, the undersigned corporation has caused these Articles of
Amendment to be executed in its name by its President, and its corporate seal
to be hereto affixed, attested by its Secretary, this 22nd day of January,
1980.

                                                  IBICO INC.


                                                  By /s/ THEO WOLFENSBERGER
                                                     ---------------------------
       (CORPORATE SEAL)                           Its President




STATE OF       ILLINOIS                
         ------------------- SS.
COUNTY OF      COOK                     
         -------------------


       I, Patricia A. Malinowski, a Notary Public, do hereby certify that on
the 22nd day of January, 1980, Theo Wolfensberger personally appeared before me
and, being first duly sworn by me, acknowledged that he signed the foregoing
document in the capacity therein set forth and declared that the statements
therein contained are true.

       IN WITNESS WHEREOF,  I have hereunto set my hand and seal the day and
year before written.

                                   /s/ PATRICIA A. MALINOWSKI
                                   ------------------------------
                                   Notary Public

(NOTARIAL SEAL)

                                  * * * * * *

                             ARTICLES OF AMENDMENT

Pursuant to the provision of "The Business Corporation Act of 1983", the
undersigned corporation hereby adopts these Articles of Amendment to its
Articles of Incorporation.
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ARTICLE ONE   The name of the corporation is Ibico Inc.  .

ARTICLE TWO   The following amendment of the Articles of Incorporation was
              adopted on March 21, 1991 in the manner of indicated below.

              By the shareholders, in accordance with Section 10.20 and 7.10, a
              resolution of the board of directors have been duly adopted and
              submitted to the shareholders.  A consent in writing has been
              signed by all the shareholders entitled to vote on this
              amendment.

                                   Resolution

                         INCREASE IN AUTHORIZED SHARES;
             AMENDMENT TO ARTICLE FIVE OF ARTICLES OF INCORPORATION

              RESOLVED,  that the number of shares which the corporation is
authorized to issue is hereby increased from 300,000 to 3,000,000, all of which
shall be common shares at $1 par value each.

              FURTHER RESOLVED,  that Article Five of the Articles of
Incorporation be deleted in its entirety and in lieu thereof said article shall
read as follows:

                                  ARTICLE FIVE

Paragraph 1.  The aggregate number of shares which the corporation is
              authorized to issue is 3,000,000.  The designation of each class
              and the number of shares of each class and the par value, if any,
              of the shares of each class, or a statement that the shares of
              each class are without par value are as follows:



Class         No. of Shares        Par Value Per Share
- -----         -------------        -------------------
                             
Common         3,000,000                $1.00


Paragraph 2.  The preferences, qualifications, limitations, restrictions and
              the special or relative rights in respect of the shares of each
              class are:  None.

ARTICLE THREE      The manner in which any exchange, reclassification or
                   cancellation of issued shares, or a reduction of the number
                   of authorized shares of any class below the number of issued
                   shares of that class, provided for or effected by this
                   amendment, is as follows: No Change
        
ARTICLE FOUR       (a) The manner in which said amendment effects a change in 
                   the amount of paid-in capital (Paid-in capital replaces the
                   term Stated Capital and Paid in surplus and is equal to the
                   total of these accounts) in as follows: No Change
        
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                   (b) The amount of paid-in capital (Paid in Capital replaces
                   the terms Stated Capital and Paid in Surplus and is equal to
                   the total of these accounts) as changed by this amendment is
                   as follows: No Change
        
(1) The undersigned corporation has caused these articles to be signed by its
duly authorized officers, each of whom affirm, under penalties of perjury, that
the facts stated herein are true.


Dated March 29, 1991                       Ibico  Inc.


attested by /s/ MARSHAL I. McMAHON, JR.    /s/ RICHARD O. DILL
            --------------------------     ---------------------------------
(Signature of Secretary or                 (Signature of President or Vice
Assistant Secretary)                       President)                     
   Marshal I. McMahon, Jr.                 Richard O. Dill


                                  * * * * * *

                             ARTICLES OF AMENDMENT

1.     CORPORATE NAME: Ibico Inc.

2.     MANNER OF ADOPTION:

       The following amendment of the Articles of Incorporation was adopted on
       June 7, 1994 in the manner indicated below.

       By the shareholders, in accordance with Sections 10.20 and 7.10, a
       resolution of the board of directors having been duly adopted and
       submitted to the shareholders.  A consent in writing has been signed by
       all the shareholders entitled to vote on this amendment.

                                   Resolution

                         INCREASE IN AUTHORIZED SHARES
             AMENDMENT TO ARTICLE FIVE OF ARTICLES OF INCORPORATION

              RESOLVED, that the number of shares which the corporation is
authorized to issue is hereby increased from 3,000,000 to 10,000,000, all of
which shall be common shares at $1 par value each.

              FURTHER RESOLVED,  that Article Five of the Articles of
Incorporation be deleted in its entirety and in lieu thereof said article shall
read as follows:

                                  ARTICLE FIVE

Paragraph 1.  The aggregate number of shares which the corporation is
              authorized to issue is 10,000,000.  The designation of each class
              and the number of shares of each class and the par value, if any,
              of the shares of each class, or a statement that the shares of
              each class are without par value are as follows:
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       Class         No. of Shares         Par Value Per Share
       -----         -------------         -------------------
                                     
       Common          10,00,000                 $1.00


Paragraph 2.  The preferences, qualifications, limitations, restrictions and
              the special or relative rights in respect of the shares of each
              class are: None.

3.     The manner in which any exchange, reclassification of issued shares, or
       a reduction of the number of authorized shares of any class below the
       number of issued shares if that class, provided for or effected by this
       amendment, is as follows:  No Change

4.     (a) manner in which said amendment effects a change in the amount of
       paid-in capital (Paid-in capital replaces the terms Stated Capital and
       Paid-in Surplus and is equal to the total of these account) is as
       follows:  No Change

       (b) The amount of paid-in capital (Paid-in capital replaces the terms
       Stated Capital and Paid-in Surplus and is equal to the total of these
       accounts) as changed by this amendment is as follows:  No Change

5.     The undersigned corporation has caused this statement to be signed by
       its duly authorized officers, each of whom affairs, under penalties or
       perjury, that the facts stated herein are true.


Dated June 13, 1994                        Ibico  Inc.


attested by /s/ MARSHAL I. McMAHON, JR.    /s/ RICHARD O. DILL
            ----------------------------   ------------------------------------
(Signature of Secretary or                 (Signature of President or Vice
Assistant Secretary)                       President)                     
       Marshal I. McMahon, Jr.                    Richard O. Dill