D. Colorado May 1985 casesState of Colo. v. Asarco, Inc.In re GingeryWestern Systems, Inc. v. Dynatech Corp.Dille v. Council of Energy Resource TribesTosco Corp. v. HodelAyala v. Joy Mfg. Co.Stafford v. GoffGeralnes B.V. v. City of Greenwood Vill.Yoch v. Burlington Northern RailroadDonovan v. Gingerbread House, Inc.Jackson Cty. Fed. Sav. v. Maduff Mortg.Mays v. United States