Joens v. Campbell Soup Co. , 281 N.W.2d 695 ( 1979 )
Saenger v. Liberty Carton Co. , 281 N.W.2d 693 ( 1979 )
Henry v. Sears, Roebuck and Co. , 286 N.W.2d 720 ( 1979 )
Fredenburg v. Control Data Corp. , 311 N.W.2d 860 ( 1981 )