| Date | Tournament | State | Round | Sandra Morgan | Marilyn Mackie |
|---|---|---|---|---|---|
| 12/07/1998 | WA Masters | WA | 13 | 502 | 316 |
| 30/08/1998 | Yokine | WA | 1 | 290 | 382 |
| 11/07/1999 | Western Australian Masters | WA | 5 | 376 | 350 |
| 04/02/2001 | Fremantle | WA | 4 | 340 | 342 |
| 10/03/2002 | Bunbury | WA | 1 | 471 | 276 |
| 30/03/2003 | Praxis | WA | 7 | 388 | 307 |
| Head-to-head after 6 games | 4 | 2 | |||
| Average score | 394.50 | 328.83 | |||
| Spread | 394 | -394 | |||