6 motor oil brands owned by Shell

Much like the automobile industry, the oil industry has a long history of consolidation, with smaller companies gradually ...
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Enterprise in oil a history of Shell in the United States

Big moment of the nineteenth century -- Other beginnings, ten thousand miles away -- Sumatra to Seattle, 1912-1920 -- An investment in Oklahoma, 1912-1920 -- A springboard to prominence, 1920-1925 -- ...