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
Pan American Petroleum and Transport Company Company, Gulf Oil, the Pan-American Petroleum and Transport Company, and Atlantic Refining. The remaining 5% share went to an Armenian businessman, Calouste Gulbenkian, who had previously owned shares within TPC. Pan American sold out its shares in NEDC to Jersey Standard and Socony (later Mobil) in 1930. In 1932 Pan American sold its foreign properties to Standard Oil of New Jersey for about $100 million. With this acquisition, Standard Oil of New Jersey became Mexico's largest oil producer. The deal also included large oil concessions in Venezuela and Pan-American's UK subsidiary Cleveland Petroleum Products. However, a few years later the