John D. Rockefeller: The Heroic Age of American Enterprise. Allan Nevins. 2 Vols

John D. Rockefeller: The Heroic Age of American Enterprise is a two-volume biography written by Allan Nevins, published in 1940 by Charles Scribner's Sons. The book offers a detailed account of the life of John D. Rockefeller, focusing on his contributions to the business world and the development of the American economy during the Industrial Revolution. Written in English and with a nonfiction narrative, this book is a valuable resource for those interested in history, business, and economics.