The book ""John D. Rockefeller"" by Orison Swett Marden is a biography that delves into the life of one of the most successful and influential businessmen in American history. The book traces Rockefeller's life from his humble beginnings as the son of a traveling salesman to his rise as the founder of Standard Oil Company, which made him the richest man in the world. Marden explores Rockefeller's business strategies, his philanthropic efforts, and...