No. 12841. December 26, 1956. Marcel Mallet-Prevost, William J. Avrutis, Washington, D.C., and Charles M. Ryan, Regional Director, Cincinnati, Ohio, for petitioner. Probst, Gallucci O'Malley, Detroit, Mich., for respondent. Before MARTIN, McALLISTER and STEWART, Circuit Judges. PER CURIAM. The oral arguments, briefs, and the entire record have been heard and considered on this petition by the National Labor Relations Board for enforcement of its order; And it appearing that there is substantial evidence