Court of Appeals for the D.C. Circuit April 1981 casesIzaak Walton League of America v. MarshZerilli v. SmithRSR Corp. v. Federal Trade CommissionTranscontinental Gas Pipe Line v. F. E. R. CCopper Valley Mach. Works, Inc. v. AndrusDonahue v. Far Eastern Air Transport Corp.Siegel v. KrepsGottfried v. F.C.C.Cannon v. United StatesNATURAL RESOURCES DEFENSE COUN. v. U.S., ETCIn re Permanent Surface Mining Regulation LitigationUnited States v. IversonSean Michaels, Inc. v. U.S. Postal ServIn re Nat. Broadcasting Co., Inc.Physician's Ed. Network v. Dept. of H. E. WWarehouse Union, Local 860, Etc. v. N.L.R.BFoster v. RipleyUnited States v. DurantNat. Conference of Catholic Bishops v. SmithUnited States v. EvansBaxter v. ClaytorHam v. SmithCouncil of Southern Mountains, Inc v. DonovanWestern Airlines, Inc. v. Civil AeronauticsEikenberry v. CallahanRecreation Vehicle Industry Ass'n v. E. P. A.Church of Scientology of California v. HarrisEnvironmental Defense Fund, Inc. v. CostleStereo Broadcasters, Inc. v. F.C.C.Sea-Land Service, Inc v. Fed. Maritime Com'nPerez v. the BahamasSierra Club v. CostleUnited States v. GarnettPedro's, Inc. v. N.L.R.BDostal v. HaigCook Paint Varnish Co. v. N.L.R.BParker v. Baltimore O. R. Co.