No. 4281. November 5, 1951. Owsley Vose, Washington, D.C. (George J. Bott, David P. Findling, A. Norman Somers and Nancy M. Sherman, all of Washington, D.C., on the brief), for petitioner. Emory L. O'Connell, Denver, Colo., for respondent. Before, PHILLIPS, Chief Judge, and MURRAH and PICKETT, Circuit Judges. MURRAH, Circuit Judge. This case is here upon a petition of the National Labor Relations Board, pursuant to Section 10(e) of the Labor Management Relations Act of 1947, 61 Stat. 136, 29 U.S