What is the name of this American oil producing, transporting, refining, and marketing company, for which Rebekah Harkness inherited the fortune in its holdings?
Harkness Ballet: The Harkness Ballet (1964–1975) was a New York ballet company named after its founder Rebekah Harkness. Harkness Ballet:  Ms. Harkness inherited her husband's fortune in Standard Oil holdings and was a dance lover. Standard Oil: Standard Oil Co.
Standard Oil