EXHIBIT 16(A) March 2, 1994 Securities and Exchange Commission Mail Stop 9-5 450 5th Street, N.W. Washington, D.C. 20549 Dear Sirs/Madams: We have read and agree with the comments in Item 4 of Form 8-K of Zapata Corporation (Commission File No. 1-4219) dated February 23, 1994. Very truly yours, Arthur Andersen & Co.