EXHIBIT 23(F)     
                               
                            AUDITOR'S CONSENT     
   
The Board of Directors     
   
The BNR Group of Companies:     
   
  We consent to the use of our report dated February 3, 1998, with respect to
the combined financial statements of the BNR Group of Companies included
herein and to the reference to our firm under the heading "Experts" in the
Prospectus.     
   
KPMG LLP     
   
Waterloo, Canada     
   
December 16, 1998