MD Pennsylvania December 1978 casesRusack v. HarshaVisor Builders, Inc. v. Devon E. Tranter, Inc.Monks v. United States Parole Com'nLiberty Curtin Concerned Parents v. Keystone Central School Dist.Diversified Environments v. Olivetti, Etc.Fur Dressers Union Local 2F v. DeGeorgeJetson Mfg. Co. v. Murphy