No. 21855. June 24, 1966. Rehearing Denied September 16, 1966. Marcel Mallet-Prevost, Asst. Gen. Counsel, N.L.R.B., Dominick L. Manoli, Assoc. Gen. Counsel, N.L.R.B., Martin R. Ganzglass, Atty., N.L.R.B., Washington, D.C., Arnold Ordman, General Counsel, Marcel Mallet-Prevost, Asst. General Counsel, Elliott Moore, Attorney, N.L.R.B., for petitioner. Otis E. Nelson, Keith Nelson, Wichita Falls, Tex., Joseph Alton Jenkins, Dallas, Tex., Nelson, Montgomery Robertson, Wichita Falls, Tex., Joseph Alton