No. 8869. June 2, 1939. As Amended June 15, 1939. On Petition for the Enforcement of, and on Petition to Review and Set Aside, an Order of the National Labor Relations Board. Proceeding by the National Labor Relations Board, petitioner, against the National Motor Bearing Company, for enforcement of an order issued by the Board, consolidated with a proceeding by the International Association of Machinists and Production Workers, Local 1518, affiliated with International Association of Machinists,