No. 27429. April 20, 1970. Marcel Mallet-Prevost, Asst. Gen. Counsel, Nancy M. Sherman, Atty., N.L.R.B., Washington, D.C., Harold A. Boire, Director, Region 12, N.L.R.B., Tampa, Fla., for petitioner. Robert F. Houlihan, Lexington, Ky., for respondent. Before GOLDBERG, DYER and CARSWELL, Circuit Judges. GOLDBERG, Circuit Judge: The National Labor Relations Board here seeks enforcement of an order issued against Southern Greyhound Lines, Inc. Our basic problem revolves around the discharge of a conscientious