No. 16267. Argued September 28, 1961. Decided January 23, 1962. Mr. Bernard Dunau, Washington, D.C., for petitioners. Mr. Allison W. Brown, Jr., Atty., with whom Messrs. Stuart Rothman, Gen. Counsel, Dominick L. Manoli, Assoc. Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, and Joseph C. Thackery, Atty., National Labor Relations Board, were on the brief, for respondent. Before PRETTYMAN, WASHINGTON and DANAHER, Circuit Judges. DANAHER, Circuit Judge. More fully identified as captioned above