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 Nos. 2-32091,
2-53247, 2-58696, 33-2161, 33-8842, 33-31095, 33-37690, 33-46096,
33-46097, 33-46098, 33-50665, 33-56115, 333-2165, 333-31573,
333-42687 and 333-67391.





                                             ARTHUR ANDERSEN LLP

Chicago, Illinois
March 8, 1999.