EXHIBIT 23.1


                               ARTHUR ANDERSEN LLP





                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS



As independent  public  accountants,  we hereby consent to the  incorporation by
reference of our Report dated  August 15,  1997,  in this Form S-1  Registration
Statement.



                                                  /s/   ARTHUR ANDERSEN LLP

Denver, Colorado,
 June 25, 1998


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