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| Type | Company |
| Location | United States (North America) |
| Industry | Petroleum Industry |
| Related org. | US Steel Corp (Pittsburgh) |
| Holdings | Newspaper clippings: 1961-2005 Annual reports: 1972-1981,1991-1996 |
| includes | Marathon Group (Pittsburgh); Marathon International Finance Co. 8Finley/Ohio); Ohio Oil Co. (Pittsburgh) |
| URI | https://pm20.zbw.eu/folder/co/015685 |
| ID | co/015685 |