No. 12775. November 30, 1951. George J. Bott, Gen. Counsel, National Labor Relations Board, David P. Findling, Associate Gen. Counsel, A. Norman Somers, Asst. Gen. Counsel, Owsley Vose and Melvin Pollack, Attys., National Labor Relations Board, Washington, D.C., for petitioner. Barzee, Leedy Keane and Hugh L. Barzee, Portland, Or., for respondents Lloyd A. Fry Roofing Co. and others. Green, Landye Richardson, Burl L. Green, J. Robert Patterson and Donald S. Richardson, Portland, Or., for respondents