U.S. Supreme Court April 1943 casesCreek Nation v. United StatesHelvering v. Stock Yards Co.Aguilar v. Standard Oil Co.N.Y. ex Rel. Whitman v. WilsonU.S. v. Radio Corp. of AmericaFisher Co. v. Witmark SonsHelvering v. SprouseEx Parte PeruUnited States v. LepowitchFidelity Assurance Assn. v. SimsIllinois Comm'n v. ThomsonMyers v. MatleyDe Zon v. American President Lines, Ltd.Board of Comm'rs v. Seber