POWER OF ATTORNEY
     
     KNOW ALL MEN BY THESE PRESENTS, that the
undersigned officers and directors of the
Registrant, by virtue of their signatures to this
Registration Statement appearing below, hereby
constitute and appoint James A. Knox and Donald P.
Bellum, and each of them, with the full power of
substitution, as attorney-in-fact, in their names,
place and stead, to execute any and all amendments
to this Registration Statement in the capacity set
forth opposite their names and hereby ratify all
that said attorneys-in-fact may do by virtue
hereof.
     
     Pursuant to the requirements of the
Securities Act of 1933, as amended, this
Registration Statement has been signed below by
the following persons in the capacities indicated
on the date set forth opposite their respective
signatures.
     
     
Date: April 29, 1996    /s/ Donald P. Bellum
                        Donald P. Bellum, Chief Executive Officer,
                        Chairman of the Board of Directors and
                        Director

Date: April 24, 1996    /s/ James A. Knox   
                        James A. Knox, President and Director

Date: April 30, 1996    /s/ Paul L. Blair   
                        Paul L. Blair, Vice President - Operations
                        for Latin America

Date: April 30, 1996    /s/ Dennis L. Lance   
                        Dennis L. Lance, Vice President -
                        Exploration

Date: May 2, 1996       /s/ Donald E. Nilson
                        Donald E. Nilson, Vice President - Finance,
                        Secretary, Chief Financial Officer

Date: May 2, 1996       /s/ Paul B. Valenti   
                        Paul B. Valenti, Vice President - Operations

Date: May 2, 1996       /s/ Daniel J. Stewart
                        Daniel J. Stewart, Controller
     


Date: April 30, 1996    /s/ George J. Allen   
                        George J. Allen, Director

Date: April 30, 1996    /s/ Philip S. Baker   
                        Phillips S. Baker, Director

Date: April 30, 1996    /s/ James P. Geyer
                        James P. Geyer, Director

Date: April 24, 1996    /s/ Terry P. McNulty   
                        Terry P. McNulty, Director

Date: April 30, 1996    /s/ Werner G. Nennecker
                        Werner G. Nennecker, Director

Date: April 30, 1996    /s/ Gregory Pusey   
                        Gregory Pusey, Director

Date: April 25, 1996    /s/ Robert Scullion   
                        Robert Scullion, Director