Edwin L. Drake, Bessemer process, Thomas Alva Edison, Christopher Sholes, Alexander Graham Bell, transcontinental railroad, George M. Pullman, Credit Mobiller, Munn v. Illinois, Interstate Commerce Act, Andrew Carnegie, Vertical and Horizontal integration, Social Darwinism, John D. Rockefeller, Sherman Antitrust Act, Samuel Gompers, American Federation of Labor, Eugene V. Debs, Industrial Workers of the world, Mary Harris Jones,