D. Colorado June 1979 casesJackson v. MooreBrennan v. ZapienHalliburton Co. v. Texana Oil Co., Inc.Gomez v. Colorado State Parole Bd.United States v. BestHarris v. Ralston Purina Co.Aetna Cas. Sur. Co. v. SamsonWilt v. GTE Intern. Systems Corp.Ohio v. Peterson, Lowry, Rall, Barber & Ross