| Tournament | Round | Peter Tobler | Joan Rosenthal |
| 11.01.1998 Baulkham Hills (NSW) | 7 | 379 | 395 |
| 25.01.1998 City of Sydney International Masters (NSW) | 13 | 385 | 301 |
| 01.08.1999 Winter Masters (NSW) | 9 | 336 | 387 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 366.66 | 361 | |
| Spread: | 17 | -17 | |