The History of the Standard Oil Company for Standard Oil and lived through what Ida called "hate, suspicion, and fear that engulfed the community." As a direct witness to the schemes and horizontal integration of John D. Rockefeller and his associates, Tarbell began building the foundations of "The History of the Standard Oil Company" early with growing senses of interest and discontent. After her education and accumulate writing experience, Tarbell began working at "McClure's" Magazine, where she wrote several successful series on historical figures. After this initial success, her shift turned to John D. Rockefeller. She began by interviewing Henry H. Rogers, one of her father's fellow
Standard Oil company to hold shares in other companies in any state. So, in 1899, the Standard Oil Trust, based at 26 Broadway in New York, was legally reborn as a holding company, the "Standard Oil Co. of New Jersey" (SOCNJ), which held stock in 41 other companies, which controlled other companies, which in turn controlled yet other companies. According to Daniel Yergin in his Pulitzer Prize-winning "" (1990), this conglomerate was seen by the public as all-pervasive, controlled by a select group of directors, and completely unaccountable. In 1904, Standard controlled 91 percent of production and 85 percent of final sales.