| Filed On | Filing |
|---|---|
| 30 Jun 2005 | WILLBROS GROUP, INC.- 401(K) INVESTMENT PLAN |
| 28 Jun 2004 | WILLBROS GROUP, INC.- YEAR ENDED DECEMBER 31, 2003 |
| 30 Jun 2003 | WILLBROS GROUP, INC.- 401(K) INVESTMENT PLAN |
| 01 Jul 2002 | WILBROS GROUP, INC. - EMP. 401(K) INVESTMENT PLAN |
| 29 Jun 2001 | WILLBROS GROUP INC - YEAR ENDED DECEMBER 31, 2000 |
| 28 Jun 2000 | 11-K |
| 29 Jun 1999 | 11-K |
| 29 Jun 1998 | 11-K |
| 27 Jun 1997 | 11-K |
| 10 Feb 1997 | 11-K |
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