U.S. Supreme Court April 1938 casesUnited States v. Carolene Products Co.U.S. v. Pan American Corp.Coverdale v. Pipe Line Co.Helvering v. Kings Cty. Dev. Co.Hinderlider v. La Plata River & Cherry Creek Ditch Co.Interstate Circuit v. U.S.Hale v. KentuckyU.S. v. Klamath IndiansGuaranty Trust Co. v. U.S.Shannahan v. United StatesU.S. v. Shoshone TribeMorgan v. United StatesErie R. Co. v. TompkinsUnited States v. BekinsB. O.R. Co. v. U.S.