Chicago, Ill. No. 4817, in circuit court of appeals for 7th circuit, Oct. term, 1932, Board of Trade of Chicago v. Arthur M. Hyde, Secretary of Agriculture. William D. Mitchell, Attorney General, and K. P. Lamont, Secretary of Commerce, sitting as Commission under Grain Futures Act, and Farmers National Grain corporation, appeal from Commission under Grain Futures Act; brief for appellees.