Federal Circuit June 1981 casesShippen v. United StatesChesapeake Potomac Tel. Co. v. U.S.Alabama Hospital Ass'n v. United StatesWestern Shoshone Identifiable Group v. U.S.Conservative Caucus, Inc. v. United StatesFordyce v. United StatesEstate of Lloyd v. United StatesSmith v. United StatesAetna Cas. and Sur. Co. v. United StatesUnion Petroleum Corp. v. United StatesGeneral Elec. Co. v. United StatesDunn v. United States Dept. of AgricultureSiller Bros., Inc. v. United StatesPanhandle Eastern Pipe Line Co. v. U.S.