| Date | Tournament | State | Round | Harry Malcolm | Kerry Constable |
|---|---|---|---|---|---|
| 09/08/1998 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 7 | 353 | 357 |
| 06/05/2001 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 8 | 350 | 300 |
| 04/05/2003 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 7 | 301 | 370 |
| 02/05/2004 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 2 | 372 | 371 |
| 21/11/2004 | ACT Championships | ACT | 1 | 447 | 357 |
| 17/04/2005 | NSW/Victoria Border Challenge, Wagga Wagga | NSW | 3 | 406 | 284 |
| Head-to-head after 6 games | 4 | 2 | |||
| Average score | 371.50 | 339.83 | |||
| Spread | 190 | -190 | |||