No. 19001. March 15, 1971. Seth D. Rosen, Atty., N.L.R.B., Washington, D.C., Arnold Ordman, Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, Marcel Mallet-Prevost, Asst. Gen. Counsel, Elliott Moore, Herbert Fishgold, Attys., N.L.R.B., Washington, D.C., for petitioner. Charles A. Werner, St. Louis, Mo., Gibson Langsdale, Kansas City, Mo., for Carpenters' District Council of Kansas City and Vicinity, AFL-CIO. Before VAN OOSTERHOUT and HEANEY, Circuit Judges, and HANSON, District Judge. VAN