Marathon Oil in North America, including $600 million in the Eagle Ford and $200 million in the Bakken formation. The company owns 277,000 net acres in the Bakken formation. Marathon began as The Ohio Oil Company in 1887. In 1889, it was purchased by John D. Rockefeller's Standard Oil. It remained a part of Standard Oil until Standard Oil was broken in 1911. In 1930, The Ohio Oil Company bought the Transcontinental Oil Company and established the "Marathon" brand name. In 1962, the company changed its name to "Marathon Oil Company". In 1982, Mobil made a hostile offer to buy the company;
The History of the Standard Oil Company of Standard Oil's unfair and business strategies of questionable legality. One review from the "Economic Journal" fixated on the monumental nature of Tarbell's work, stating that "it is difficult to write about Miss Tarbell's remarkable achievement without using language approaching the edge of hyperbole. So careful is she in her facts, so sane in her judgements, that she seems to have reached the high-water mark of industrial history." Though Standard Oil Company accrued more cumulative value after it was broken up, the exposure of immoral and illegal business practices at the hands of Ida Tarbell became a striking symbol of