No. 31034. June 22, 1971. Rehearing Denied August 4, 1971. Application for Enforcement of an Order of the National Labor Relations Board. Marcel Mallet-Prevost, Asst. Gen. Counsel, William R. Stewart, Atty., N.L.R.B., Washington, D.C., Clifford Potter, Director, Region 23, N.L.R.B., Houston, Tex., Arnold Ordman, Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, William F. Wachter, Atty., N.L.R.B., Washington, D.C., for petitioner. I.J. Saccomanno, Charles Kipple, John T. McMahon, Gen. Counsel