No. 5790. July 28, 1961. Judith Bleich Kahn, Attorney, Washington, D.C., with whom Stuart Rothman, General Counsel, Dominick L. Manoli, Associate General Counsel, Marcel Mallet-Prevost, Assistant General Counsel, and Melvin J. Welles, Attorney, Washington, D.C., were on brief, for petitioner. W.D. Armour, Pittsburgh, Pa., with whom Nicholas Unkovic and Reed, Smith, Shaw McClay, Pittsburgh, Pa., were on brief, for respondent. Before WOODBURY, Chief Judge, and HARTIGAN and ALDRICH, Circuit Judges.