| Tournament | Round | Penny Wells | Joan Rosenthal |
| 05.04.1999 Australian Championships (NSW) | 7 | 333 | 357 |
| 17.04.1999 Central Coast - Wyong (NSW) | 7 | 293 | 365 |
| 14.08.1999 Revesby (NSW) | 3 | 345 | 320 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 323.66 | 347.33 | |
| Spread: | -71 | 71 | |