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           IN WITNESS WHEREOF, the parties hereto have duly executed this
 Agreement as of the date first written above.

                             ZAPATA CORPORATION



                             By: /s/ THOMAS H. BOWERSOX
                                 -----------------------------
                                     Thomas H. Bowersox
                                     Executive Vice President


                             Benjamin D. Holt. Jr.
                             ---------------------------------

                             By: /s/ KENNETH R. KAMP
                                 -----------------------------
                                     Kenneth R. Kamp
                                     Attorney-In-Fact


                             /s/ PETER M. HOLT
                             --------------------------------
                                 Peter M. Holt
                                 
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