| Date | Tournament | State | Round | Betty Mitchell | Margaret Sella |
|---|---|---|---|---|---|
| 12/09/1998 | September | SA | 5 | 293 | 300 |
| 21/03/1999 | March | SA | 5 | 318 | 434 |
| 16/04/2000 | Victor Harbour | SA | 1 | 316 | 384 |
| 22/11/2000 | Unley November | SA | 3 | 302 | 350 |
| Head-to-head after 4 games | 0 | 4 | |||
| Average score | 307.25 | 367.00 | |||
| Spread | -239 | 239 | |||