No. 18479. March 15, 1971. Arnold Ordman, Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, Leonard M. Wagman, Charles R. Both, for N.L.R.B., for petitioner. Lloyd Morain, San Francisco, Cal., Arthur R. Donovan, Joseph A. Yocum, Evansville, Ind., for respondent; Kahn, Dees, Donovan Kahn, Evansville, Ind., of counsel. Before SWYGERT, Chief Judge, and KILEY and PELL, Circuit Judges. PER CURIAM. The National Labor Relations Board petitions for enforcement