Court of Appeals for the Fourth Circuit December 1990 casesU.S. v. SharpMerck v. Advanced Drainage Systems, Inc.Persinger v. Norfolk Western Ry. Co.U.S. v. HortonTenefrancia v. Robinson Export Import Corp.U.S. v. FellsBecton v. BarnettDennison v. County of FrederickBannum, Inc. v. Town of AshlandIn re Grand Jury SubpoenaAgra, Gill & Duffus, Inc. v. BensonWilliams v. First Union Nat. Bank of N.CU.S. v. McHanP.H. Glatfelter Co. v. U.S.E.P.AHamilton v. 1st Source BankMcDougall v. Dixon