Supreme Court of Washington May 1959 casesUnion Tank Works v. Ehlers Co.Wilson v. ElwinHammack v. Monroe St. Lbr. Co.N'West Supermkts. v. CrabtreeState v. RingState v. CogswellSchuddakopf v. Tacoma Sch. DistMayflower Air-conditioners, Inc. v. West Coast Heating Supply, Inc.