Standard Oil larger company. Its successors such as ExxonMobil or Chevron are still among the companies with the largest income worldwide. By 1882, his top aide was John Dustin Archbold. After 1896, Rockefeller disengaged from business to concentrate on his philanthropy, leaving Archbold in control. Other notable Standard Oil principals include Henry Flagler, developer of the Florida East Coast Railway and resort cities, and Henry H. Rogers, who built the Virginian Railway. Standard Oil's pre-history began in 1863 as an Ohio partnership formed by industrialist John D. Rockefeller, his brother William Rockefeller, Henry Flagler, chemist Samuel Andrews, silent partner Stephen V. Harkness,
Vacuum Oil Company internal-combustion engines. Ewing sold his interest to Everest, who carried on the company. Vacuum was bought by Standard Oil in 1879. It originated the Mobil trademark in 1899 (as "Mobilgas;" "Mobiloil" came later). When Standard Oil was broken up in 1911 due to the Sherman Antitrust Act, Vacuum became an independent company again. Vacuum Oil and Standard Oil of New York (Socony) merged in 1931, after the government gave up attempts to prevent it. At the time, the newly combined company made Socony-Vacuum Corp. the 3rd largest oil company, worldwide. Everest remained with the firm, and was given a salaried