EXHIBIT 2.2 Clark Refining & Marketing, Inc. 8182 Maryland Avenue St. Louis, MO 63105 Re: Letter Amendment No. 1 to Agreement for Purchase and Sale of Lima Oil Refinery dated July 1, 1998 (the "Agreement") Dear Sir: Whereas the parties to the...Agreement for Purchase and Sale of Lima Oil Refinery • August 24th, 1998 • Clark Usa Inc /De/ • Petroleum refining
