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 most of them remained together. The only company since the breakup of Standard Oil that was divided into parts like Standard Oil was AT&T, which after decades as a regulated natural monopoly, was forced to divest itself of the Bell System in 1984. The successor companies from Standard Oil's breakup form the core of today's US oil industry. (Several of these companies were considered among the Seven Sisters who dominated the industry worldwide for much of the 20th century.) They include: Other Standard Oil spin-offs: Other companies divested in the 1911 breakup: Note: Standard Oil of Colorado was not a