294 N.W.2d 369 FARMERS MUTUAL HOME INSURANCE CO., HOOPER, NEBRASKA, A CORPORATION, APPELLANT, v. ROBERTS DYBDAHL, INC., A FOREIGN CORPORATION, APPELLEE. No. 42877.Supreme Court of Nebraska. Filed July 8, 1980. 1. Contracts: Negligence. When the parties to a dispute have defined by contract the nature and extent of a particular duty, what constitutes an unreasonable […]