| Tournament | Round | Betty Mitchell | Peggy Harvey |
| 24.05.1998 South Australian Championships (SA) | 5 | 322 | 365 |
| 23.08.1998 August (SA) | 5 | 304 | 365 |
| 25.10.1998 October (SA) | 5 | 351 | 272 |
| 18.04.1999 Victor Harbour (SA) | 4 | 286 | 351 |
| 24.10.1999 October (SA) | 3 | 315 | 309 |
| 21.11.1999 November (SA) | 4 | 315 | 295 |
| 19.03.2000 March (SA) | 3 | 362 | 304 |
| 21.05.2001 May (SA) | 2 | 332 | 296 |
| 23.03.2001 South Australian Championships (SA) | 9 | 286 | 306 |
| 23.03.2001 South Australian Championships (SA) | 13 | 366 | 288 |
| 23.03.2001 South Australian Championships (SA) | 14 | 404 | 311 |
| 27.05.2001 May (SA) | 2 | 357 | 308 |
| 15.07.2001 July (SA) | 6 | 339 | 294 |
| 20.10.2002 October (SA) | 6 | 315 | 387 |
| 16.11.2002 November (SA) | 1 | 334 | 362 |
| Head-to-head after 15 games | 9 | 6 | |
| Average score | 332.53 | 320.86 | |
| Spread: | 175 | -175 | |