Brushart, Thomas K. Nos. 3477, 3479, 3476, 3483, 3489, 3526, in circuit court of appeals for 6th circuit, Oct. term, 1920, Thomas K. Brushart, White Star Oil Company, Canfield Oil Company, Paragon Refining Co., Columbus Oil Company, Standard Oil Company, an Ohio corporation, v. Federal Trade Commission; brief for respondent.