| Filed On | Filing |
|---|---|
| 28 Apr 2000 | COLUMBIA ENERGY GROUP FORM U5S |
| 30 Apr 1999 | FORM U5S COLUMBIA ENERGY GROUP |
| 30 Apr 1998 | COLUMBIA ENERGY GROUP ANNUAL REPORT 12/31/97 |
| 30 Apr 1997 | COLUMBIA GAS SYSTEM, INC. FORM U5S 12/31/96 |
| 29 Apr 1996 | ANNUAL REPORT FOR THE COLUMBIA GAS SYSTEM, INC. |
| 27 Apr 1995 | ANNUAL REPORT FOR THE COLUMBIA GAS SYSTEM, 1NC. |
| 29 Apr 1994 | ANNUAL REPORT FOR THE PERIOD ENDED 12/31/93 |
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