Tax Court of Oregon October 1985 casesPortland General Electric Co. v. Department of RevenueHarding v. Department of RevenuePhelps v. Department of RevenueHuntley v. Department of RevenueGilbertson v. Department of RevenueMorrow County Grain Growers v. Department of RevenueJ. R. Golf Services, Inc. v. Department of RevenueJohnson v. Department of Revenue