36 CONDUCTING A SECURITY, COMMODITY AND MONETARY EXCHANGE SERVICE AND RENDERING SERVICES IN FUTURES TRADING OF CONTRACTS FOR GOLD BULLION, U.S. TREASURY BILLS, CANADIAN DOLLARS, DEUTSCHE MARKS, SWISS FRANCS, BRITISH POUNDS, JAPANESE YEN, MEXICAN PESOS, FRENCH FRANCS, U.S. SILVER COINS, DUTCH GUILDERS, AND COPPER