内容简介：
The American Tycoons series explores the lives of six people whose work changed business in America. From steel to automobiles, the work of these tycoons helped to make America what it is today. These amazing stories of success are brought to life through photos, interesting facts, and accessible text. American Tycoons details the many ways that each tycoon affected life and business in the United States in their time and the years to come. Readers will enjoy learning about the people for whom so many American icons are named.