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| Type | Company |
| Location | Germany (Central Europe) |
| Industry | Energy and Water Industries, General |
| Holdings | Newspaper clippings: 1961-2005 Annual reports: 1948-1959,1988-2006 |
| includes | Gas-, Elektrizitäts- und Wasserwerke der Stadt Köln AG (Köln); GEW Köln AG (Köln) (2002) |
| URI | https://pm20.zbw.eu/folder/co/009613 |
| ID | co/009613 |