Court of Civil Appeals of Oklahoma May 1992 casesFisher v. Grace Petroleum Corp.Guyer v. Hugo Publishing Co.Forristall v. ForristallMatter of Estate of RingwaldUnited Crude Marketing v. Robert GordonShockley v. BrownSamson Resources v. Corporation Com'nPennaco Resources v. Okl. Corp. Com'nMatter of Estates of YoungMatter of M.A