No. 17394. January 6, 1970. Marcel Mallet-Prevost, Asst. Gen. Counsel, Washington, D.C., Robert A. Giannasi, Atty., N.L.R.B., Washington, D.C., Arnold Ordman, Gen. Counsel, Dominick L. Manoli, Assoc. Gen. Counsel, and Madge F. Jefferson, Attys., N.L.R.B., Washington, D.C., for petitioner. J. Ternell Vaughan, Fred Leicht, Jr., Armstrong, Teasdale, Kramer Vaughan, St. Louis, Mo., for respondent. Before KNOCH, Senior Circuit Judge, and FAIRCHILD and KERNER, Circuit Judges. KNOCH, Senior Circuit Judge