WD Pennsylvania March 1947 casesKohlman v. SmithPegg v. Conemaughs&sB. L. R. Co.Walling v. ParryShipley v. Pittsburgh L.E.R. Co.MacLaughlin v. Union Switch Signal Co.Moran v. Pittsburgh-Des Moines Steel Co.Pope v. McGrady Rodgers Co.Dow v. Carnegie-Illinois Steel Corp.Snyder v. Dravo Corp.