1
                                                                    EXHIBIT 23.1


                   CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS

       As independent public accountants, we hereby consent to the use of our
report (and to all references to our Firm) included in or made a part of this
Registration Statement.



Denver, Colorado
   
June 20, 1997                             /s/ Arthur Andersen LLP
    

                                        ARTHUR ANDERSEN LLP