Part one. Venture ; Tobacco ; Taxes ; Cotton ; Steam ; Canals ; Railroads ; Telegraph ; Gold ; Slavery
Part two. War ; Oil ; Steel ; Machines ; Light ; Retail ; Unions ; Papers ; Trusts ; Food
Part three. Automobiles ; Radio ; Bootlegging ; Banking ; Film ; Flight ; Suburbia ; Television ; Roads
Part four. Computing ; Start-ups ; Finance ; Shoes ; Internet ; Mobile.