No. 15082. May 22, 1963. Ira Lechner, N.L.R.B., Washington, D.C. (Stuart Rothman, Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, Melvin J. Welles, Joseph C. Thackery, Attys., N.L.R.B., Washington, D.C., on the brief), for petitioner. Sander M. Levin, Detroit, Mich. (Schwartz, O'Hare Levin, Detroit, Mich., Boaz Siegel, Detroit, Mich., of counsel, on the brief), for respondent. Before CECIL, Chief Judge, WEICK, Circuit Judge, and TAYLOR, District