No. 13878. March 31, 1949. Appeal from the United States District Court for the Eastern District of Missouri; Roy W. Harper, Judge. Action by International Union of Operating Engineers, A.F. of L., Local No. 2, against International Union of Operating Engineers, A.F. of L., Local No. 148, United Gas Coke and Chemical Workers of America, C.I.O., Local No. 6, the Laclede Gas Light Company and the National Labor Relations Board to enjoin the holding of an election among the employees of the Laclede