| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | X211 | Dec 15, 1999 | Dec 15, 1999 | Jul 15, 2000 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y211 | Sep 15, 1999 | Sep 15, 1999 | Oct 15, 2000 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y211 | Jul 15, 1999 | Jul 15, 1999 | Aug 15, 2000 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y231 | Jan 15, 1999 | Jan 15, 1999 | Feb 15, 1999 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y231 | Dec 15, 1998 | Dec 15, 1998 | Dec 15, 2000 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y299 | Aug 15, 1998 | Aug 15, 1998 | Oct 15, 1998 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y299 | Aug 15, 1998 | Aug 15, 1998 | Sep 15, 1998 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | Y231 | Nov 15, 1997 | Nov 15, 1997 | Jul 15, 1998 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 5999MISCELLANEOUS ELECTRICAL AND ELECTRONIC COMPONENTS | Jun 15, 1997 | Jun 15, 1997 | Jul 15, 1997 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Jan 15, 1997 | Jan 15, 1997 | Aug 15, 1997 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Oct 15, 1996 | Oct 15, 1996 | Oct 15, 1997 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Oct 15, 1996 | Oct 15, 1996 | Sep 15, 1997 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3910CONVEYORS | Aug 15, 1996 | Aug 15, 1996 | Nov 15, 1996 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Jul 15, 1996 | Jul 15, 1996 | Aug 15, 1996 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3910CONVEYORS | May 15, 1996 | May 15, 1996 | Jun 15, 1996 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3910CONVEYORS | Jan 15, 1996 | Jan 15, 1996 | Sep 15, 1996 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3910CONVEYORS | Nov 15, 1995 | Nov 15, 1995 | Mar 15, 1997 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | J039MAINT/REPAIR/REBUILD OF EQUIPMENT- MATERIALS HANDLING EQUIPMENT | Sep 15, 1995 | Sep 15, 1995 | Dec 15, 1995 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3915MATERIALS FEEDERS | May 15, 1995 | May 15, 1995 | Jun 15, 1995 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3915MATERIALS FEEDERS | Mar 15, 1995 | Mar 15, 1995 | Apr 15, 1995 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3910CONVEYORS | Jan 15, 1995 | Jan 15, 1995 | Sep 15, 1995 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | J039MAINT/REPAIR/REBUILD OF EQUIPMENT- MATERIALS HANDLING EQUIPMENT | Jun 15, 1993 | Jun 15, 1993 | Jun 15, 1993 |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 5330PACKING AND GASKET MATERIALS | Aug 15, 1991 | Aug 15, 1991 | — |
| | — | ROBERTS & SCHAEFER COMPANY (DE | $0 | TENNESSEE VALLEY AUTHORITY | — | — | — | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Aug 15, 1991 | Aug 15, 1991 | — |