| Tournament | Round | Margaret Sella | Betty Mitchell |
| 12.09.1998 September (SA) | 5 | 300 | 293 |
| 21.03.1999 March (SA) | 5 | 434 | 318 |
| 16.04.2000 Victor Harbour (SA) | 1 | 384 | 316 |
| 22.11.2000 Unley November (SA) | 3 | 350 | 302 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 367 | 307.25 | |
| Spread: | 239 | -239 | |