Supreme Court of Oklahoma May 1970 casesBatt v. City of TulsaBoard of Trustees of Pol. Pen. Ret. Sys v. FarisEast Central Oklahoma Electric Cooperative, Inc. v. Public Service Co. of OklahomaState ex Rel. Oklahoma Bar Ass'n v. ScanlandNorthwestern Mut. Ins. Co of Seattle v. RichardsonYates v. GreenhawMulkey v. StateMarple v. HinsonTulsa Exposition Fair Corp. v. Bd. of Co. Com'rsAvco Corp. v. SwartzlanderKelley v. RisenhooverPerry v. City of Oklahoma CityFirestone Tire Rubber Company v. BarnettWalker v. DuncanCarignan v. StateBill Hodges Truck Company v. WilliamsHall v. Sullivan-Dollars, Inc.