No. 6050. March 11, 1963. Melvin J. Welles, Washington, D.C., with whom Stuart Rothman, General Counsel, Dominick L. Manoli, Associate General Counsel, Marcel Mallet-Prevost, Asst. General Counsel, and Vivian Asplund, Washington, D.C., Attorney, were on brief, for petitioner. Herbert S. Thatcher, Washington, D.C., with whom David S. Barr, Washington, D.C., was on brief, for respondent. Before WOODBURY, Chief Judge, and MARIS and ALDRICH, Circuit Judges. Sitting by designation. ALDRICH, Circuit Judge