No. 19448. September 30, 1966. Melvin J. Welles, Paul Elkind, Robert B. Schwartz, Attys., Marcel Mallet-Prevost, Asst. Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, NLRB, Washington, D.C., for petitioner. Hal Rachal, Midland, Tex., for respondent. Before WISDOM and THORNBERRY, Circuit Judges, and COX, District Judge. William Harold Cox, United States District Judge for the Southern District of Mississippi, sitting by designation. WISDOM, Circuit Judge: We hope that this opinion proves