Court of Appeals for the Third Circuit September 1950 casesUnited States v. LemboHealy v. Pennsylvania R. Co.Allen B. Dumont Laboratories v. CarrollEtten v. Lovell Mfg. Co.United States v. PetrieHiggs' Estate v. Commr. of Internal RevenueCommissioner of Internal Revenue v. SwitlikCookingham v. United States