U.S. Supreme Court April 1921 casesUnited States v. Northern Pac. Ry. Co.Gilpin v. United StatesSan Antonio v. San Antonio Pub. Serv. Co.Oklahoma v. TexasMarcus Brown Co. v. FeldmanWhipple v. MartinsonFrey Son v. Cudahy Packing Co.Economy Light Co. v. United StatesPrivett v. United StatesAmerican Steel Foundries v. WhiteheadBank of Minden v. ClementGalbraith v. VallelySilver King Co. v. Conkling Co.Block v. HirshNickel v. ColeWall v. Ches. Ohio Ry. Co.Chase, Jr. v. United StatesOwnbey v. MorganBaldwin Co. v. Howard Co.North Dakota v. MinnesotaSouthern Iowa Elec. Co. v. CharitonMiller & Lux, Inc. v. Sacramento & San Joaquin Drainage DistrictEx Parte National Park BankAtchison, T. S.F. Ry. v. United StatesMissouri Pacific Railway Company v. McGrew Coal CompanyUnited States v. SmithArkansas v. Mississippi