[Cases.] In Supreme Court of United States, Oct. term, 1950. Nos. 408-411, Central States Electric Corporation v. Carl J. Austrian and Robert G. Butcher, trustees of Central States Electric Corporation, debtor, et al.; Reynald H. Chase v. [same]; T. Roland Berner v. [same]; Kelly Committee for Holders of 6% Preferred Stock v. [same]; brief for Securities and Exchange Commission in opposition.