WD Pennsylvania December 1989 casesJoy Mfg. Corp. v. Pullman-Peabody Co.Zimmer v. Gruntal Co., Inc.Adams v. Ampco-Pittsburgh Corp.Foremost Ins. Co. v. WeetmanMetro. Pittsburgh Crusade v. PittsburghE.E.O.C. v. U.S. Steel Corp.Lichtenstein v. Kidder, Peabody Co.