| Tournament | Round | Joan Buchanan | Edith Lowbeer |
| 11.01.1998 Baulkham Hills (NSW) | 8 | 447 | 298 |
| 12.09.1998 St George (NSW) | 6 | 321 | 473 |
| 08.05.1999 Hassall Grove (NSW) | 5 | 356 | 351 |
| 16.06.2001 Wollongong Marj Babb (NSW) | 3 | 373 | 347 |
| 14.07.2001 Chatswood (NSW) | 7 | 278 | 393 |
| 15.09.2001 St George (NSW) | 5 | 363 | 355 |
| 24.11.2002 ACT Championships (ACT) | 5 | 321 | 309 |
| 03.05.2008Sydney West (NSW) | 6 | 368 | 350 |
| 13.09.2008 Sydney Club (NSW) | 3 | 349 | 291 |
| 15.11.2008 ACT Champs (ACT) | 6 | 377 | 343 |
| 15.11.2008 ACT Champs (ACT) | 11 | 481 | 418 |
| Head-to-head after 11 games | 9 | 2 | |
| Average score | 366.72 | 357.09 | |
| Spread: | 106 | -106 | |