| Tournament | Round | Di Palmer | Bertha Williams |
| 10.09.2000 Yokine (WA) | 2 | 285 | 326 |
| 08.04.2001 Nedlands (WA) | 4 | 290 | 410 |
| 08.07.2001 Bassendean (WA) | 3 | 363 | 370 |
| 12.08.2001 Yokine (WA) | 5 | 401 | 306 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 334.75 | 353 | |
| Spread: | -73 | 73 | |