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                                                                      EXHIBIT 23
 
                   CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
 
     As independent public accountants, we hereby consent to the incorporation 
of our report included in this Form 10-K, into the Company's previously
filed Registration Statement File No. 33-24043.
 
                                          ARTHUR ANDERSEN & CO.
 
Chicago, Illinois,
March 25, 1994