Citation Codes Equivalent Citations citation codes See more information ... Smart Summary Please sign up to generate summary. MT. LEBANON SCHOOL DISTRICT and Mt. Lebanon High School Authority v. W.R. GRACE AND COMPANY, a corporation, Appellant. ORDER PER CURIAM: Appeal dismissed as having been improvidently granted. Mr. Justice LARSEN did not participate in the consideration or decision of this case. Mr. Justice PAPADAKOS dissents.