No. 18701. November 30, 1967. Narcisse A. Brown, Chicago, Ill., for petitioner; Daniel Walker, John P. Brundage, William F. McNally, Jack D. Brousard, Chicago, Ill., and Roy E. Breckenridge, of McMahon Berger, St. Louis, Mo., on the brief. Hans J. Lehmann, Atty., N.L.R.B., Washington, D.C., for respondent; Arnold Ordman, Gen. Counsel, N.L.R.B., Dominick L. Manoli, Associate Gen. Counsel, N.L.R.B., Marcel Mallet-Prevost, Asst. Gen. Counsel, N.L.R.B., and Gary Green, Atty., N.L.R.B., Washington, D