No. 73-1323. Argued January 28, 1974. Decided February 26, 1974. Peter G. Nash, Gen. Counsel, John S. Irving, Deputy Gen. Counsel, Patrick Hardin, Associate Gen. Counsel, Elliott Moore, Acting Asst. Gen. Counsel, Joseph E. Mayer, Vivian A. Miller, Attys., National Labor Relations Board, Washington, D.C., on brief, for petitioner. Jonas B. Katz, David Reichert, Cincinnati, Ohio, on brief, for respondent. Application for Enforcement of an Order of the National Labor Relations Board. Before PHILLIPS