1
                                                                 Exhibit 23.1(c)


                         [COOPERS & LYBRAND LETTERHEAD]


                       CONSENT OF INDEPENDENT ACCOUNTANTS


We consent to the incorporation by reference in this Registration Statement on
Form S-8 of our report dated February 7, 1997, on our audits of the Statements
of revenues and direct operating expenses of the American Cometra Interests, for
the years ended December 31, 1994, 1995 and 1996. We also consent to the
reference to our firm under the caption "Experts".


                                                /s/  COOPERS & LYBRAND L.L.P.


Forth Worth, Texas
January 19, 1998