Nos. 17183, 17644. March 6, 1968. Lawrence M. Joseph, Atty., N.L.R.B., Washington, D.C., for petitioner; Arnold Ordman, Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, Herman M. Levy and Harold B. Zanoff, Attys., N.L.R.B., Washington, D.C., on brief. Asa R. Ambrister, Nashville, Tenn., and George V. Gardner, Washington, D.C., for respondent. Before WEICK, Chief Judge, and O'SULLIVAN and EDWARDS, Circuit Judges. EDWARDS, Circuit Judge. Since 1958