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