| Tournament | Round | Betty Coleman | Jean Balmer |
| 12.09.1998 St George (NSW) | 3 | 388 | 295 |
| 05.10.1998 New South Wales Championships (NSW) | 15 | 436 | 290 |
| 24.10.1998 Spring Marathon (NSW) | 3 | 396 | 415 |
| 14.11.1998 Sydney (NSW) | 6 | 350 | 368 |
| 11.09.1999 St George (NSW) | 4 | 398 | 280 |
| 04.10.1999 New South Wales Championships (NSW) | 4 | 411 | 312 |
| 23.10.1999 Spring Marathon (NSW) | 8 | 355 | 357 |
| 02.10.2000 New South Wales Championships (NSW) | 14 | 359 | 392 |
| Head-to-head after 8 games | 4 | 4 | |
| Average score | 386.62 | 338.62 | |
| Spread: | 384 | -384 | |