No. 14866. August 13, 1956. Alfred A. Hampson, Jr., Ralph R. Bailey, Maguire, Shields, Morrison Bailey, Portland, Or., for petitioners. Theophil C. Kammholz, Gen. Counsel, David P. Findling, Associate Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, Frederick U. Reel, John Francis Lawless, Attys., N.L.R.B., Washington, D.C., for respondent. Before STEPHENS, ORR and HASTIE, Circuit Judges. ORR, Circuit Judge. The determination of the issue raised on this appeal rests almost exclusively on