Supreme Court of Minnesota August 1971 casesSuper Valu Stores, Inc. v. Commissioner of TaxationConstructors Supply v. Bostrom Sheet Metal WorksPotter v. Hartzell Propeller, Inc.In re Estate of JenksMoritz v. Francis I. duPont & Co.State v. OttOlson v. Village of BabbittOehrlein v. StateIndependent School District No. 273 v. GrossState v. Clark