No. 73, Docket 26232. Argued October 21, 1963. Decided December 11, 1963. Melvin J. Welles, Attorney, National Labor Relations Board, Washington, D.C. (Arnold Ordman, General Counsel, Dominick L. Manoli, Associate General Counsel, Marcel Mallet-Prevost, Asst. General Counsel, and Herman M. Levy, Attorney, National Labor Relations Board, Washington, D.C., on the brief), for petitioner. Samuel J. Cohen, New York City (Jack Last and Cohen Weiss, New York City, on the brief), for respondent Union. Ruth