No. 6582. Heard November 1, 1965. Decided December 30, 1965. Glen M. Bendixsen, Washington, D.C., Attorney, with whom Arnold Ordman, General Counsel, Dominick L. Manoli, Associate General Counsel, Marcel Mallet-Prevost, Asst. General Counsel, and Allen M. Hutter, Attorney, were on brief, for petitioner. Allan A. Tepper, Boston, Mass., with whom Snyder, Tepper, Berlin Katz, Boston, Mass., was on brief, for respondent. Before ALDRICH, Chief Judge, and HASTIE and McENTEE, Circuit Judges. By designation