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                                                                      Exhibit 23


CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS



As independent public accountants, we hereby consent to the
incorporation of our report dated February 21, 2001 incorporated
by reference in this Form 10-K into the Company's previously
filed Registration Statements File No. 2-97934, No. 33-11415,
No. 33-42974, No. 33-50723, No. 33-58633 and No. 333-11501,
No. 333-48957, No. 333-68289 and No. 333-69087.  It should be
noted that we have not audited any financial statements of the
Company subsequent to December 31, 2000, or performed any audit
procedures subsequent to the date of our report.


/s/ Arthur Andersen LLP


Chicago, Illinois
March 22, 2001