U.S. Supreme Court April 1956 casesEast Texas Motor Freight Lines, Inc. v. Frozen Food ExpressLabor Board v. Babcock Wilcox Co.Communist Party v. Control BoardSchulz v. Pennsylvania R. Co.Griffin v. IllinoisSquire v. CapoemanAmerican Airlines v. North AmericanArmstrong v. ArmstrongCollins v. American BuslinesPennsylvania v. NelsonMine Workers v. Arkansas Flooring Co.Int. Harvester Corp. v. GoodrichIn re BurwellDixie Carriers v. United StatesArchawski v. HaniotiFrozen Food Exp. v. United StatesBerra v. United StatesUnited States v. ZuccaSlochower v. Board of Education