Supreme Court of Washington August 1973 casesInvestment Exchange Realty, Inc. v. Hillcrest Bowl, Inc.Schiffman v. Hanson Excavating Co.Pan Am. World Airways v. MorganCervitor Kitchens, Inc. v. ChapmanKnowles v. HollyGreenwood v. State Board for Community College EducationIn re Welfare of SegoState v. Sampson