Court of Appeals for the First Circuit April 1978 casesLugo-Vina v. Pueblo Intern., Inc.Thornburg v. United StatesBalthazar v. Superior Court of Com. of MassUnited States v. DiCarlode la Rosa Sanchez v. Eastern Airlines, Inc.USM Corp. v. GKN Fasteners, Ltd.Del Rio v. Northern Blower Co.Puig v. Avis Rent-A-Car SystemRuiz Rodriguez v. Litton Indus. Leasing Corp.Trustees of Boston University v. N.L.R.BN.L.R.B. v. Arrow Elastic Corp.United States v. Abrahams