No. 20029. August 13, 1963. Rehearing Denied September 23, 1963. Marcel Mallet-Prevost, Asst. Gen. Counsel, Dominick L. Manoli, Assoc. Gen. Counsel, Warren M. Davison, Atty., N.L.R.B., Washington, D.C., for petitioner. Joe P. Mathews, Dallas, Tex., for respondent. Before RIVES, LEWIS, and BELL, Circuit Judges. Of the Tenth Circuit, sitting by designation. LEWIS, Circuit Judge. The National Labor Relations Board found that respondent had violated Section 8(a)(1) of the National Labor Relations Act