No. 25169. July 21, 1971. Robert Tollen (argued), San Francisco, Cal., Philip J. Smith, Paul Paduck, of Smith, Paduck, Clancy Wright, Oakland, Cal., for real party in interest Bricklayers' Stone Masons' Union, Local No. 8, and others. Baruch A. Fellner (argued), Glen M. Bendixsen, Attys., Marcel Mallet-Prevost, Asst. Gen. Counsel, Dominick L. Manoli, Associate Gen. Counsel, Arnold Ordman, Gen. Counsel, N.L.R.B., Washington, D.C., Roy O. Hoffman, Director, N.L.R.B., San Francisco, Cal., for respondent