Supreme Court of Pennsylvania December 1989 casesCom. v. SmithCom. v. TedfordDept. of Env. Res. v. JubelirerCamaione v. Borough of LatrobeIn re XYPCom. v. MitchellCom. v. LewisBlackwell v. Com., State Ethics Com'nCom. v. FeeMendicino v. RendinaCom. v. MaxwellCom. v. MarshallDept. of Env. Res. v. JubelirerCom. v. LatteraPeoples Natural Gas v. P.U.CNorthwood Nursing & Convalescent Home, Inc. v. CommonwealthCom. v. WagnerCom. v. Marconi