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Posted on @rawstates
Rockefeller founds Standard Oil
1870
Cleveland, Ohio
Rockefeller started as a Cleveland bookkeeper and built his refineries in the Flats where the river met the railroads. Standard Oil controlled about 90 percent of American refining before it was broken into 34 companies in 1911, among them the firms that became Exxon, Mobil and Chevron.
That was 1 of the hidden places.
Location: historic site
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