WD Pennsylvania October 1947 casesIn re Pittsburgh Rys. Co.Hart v. Aluminum Co. of AmericaCoffman v. Federal LaboratoriesCleland v. PetersSawyer v. PaskoffMurray v. Homestead Valve Mfg. Co.Brown v. Aliquippa & S. R. Co.In re Pittsburgh Rys. Co.Smith v. McLaneIn re Pittsburgh Rys. Co.Barclay v. United StatesMcKinley v. Carnegie-Illinois Steel Corp.