No. 21764. March 6, 1968. Gary Green, NLRB, (argued), Marcel Mallet-Prevost, Asst. Gen. Counsel, NL RB, Arnold Ordman, Gen. Counsel, NL RB, Dominick L. Manoli, Associate Gen. Counsel, George B. Driesen, NLRB, Washington, D.C., Roy O. Hoffman, Director, NLRB, San Francisco, Cal., for appellant. David Norwitt (argued), Neyhart Grodin, San Francisco, Cal., for appellee. Before POPE, DUNIWAY and CARTER, Circuit Judges. DUNIWAY, Circuit Judge: Petition to enforce an order of the National Labor Relations