No. 73-1134. March 12, 1974. Elliott Moore, Acting Asst. Gen. Counsel, Allison Brown, Jr. (argued) Atty., N.L.R.B., Washington, D.C., Abraham Siegel, Director, Region 31, N.L.R.B., Los Angeles, Cal., for petitioner. William B. Haighton, (argued), Hollywood, Cal., for Directors Guild of America, Inc. of Hollywood, Cal. Jack Corinblit (argued), Los Angeles, Cal., for charging party Milton Trager (intervenor), Association of Motion Picture Television Producers, Inc. of Hollywood, Cal. On application