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| Type | Company |
| Location | United States (North America) |
| Industry | Nonmetallic Minerals Industry |
| Holdings | Newspaper clippings: 1951-1988 |
| includes | Kaiser Cement & Gypsum Corp – 1979; Permanente Cement Co – 1967 |
| URI | https://pm20.zbw.eu/folder/co/060890 |
| ID | co/060890 |