MD Pennsylvania October 1947 casesO'Malley v. HiattBozar v. Central Penn. Quarry, Strip. Const.MacDonald Intern., Inc. v. Vulcan Iron Works, Inc.American Sur. Co. of New York v. First Nat. Bank of NewfoundlandWoods v. Glen Alden Coal Co.McComb v. C.H. Musselman Co.