| Tournament | Round | Margaret Bishop | Joan Riley |
| 08.02.1998 North West (TAS) | 6 | 339 | 378 |
| 05.07.1998 Southern Tasmania (TAS) | 11 | 382 | 367 |
| 19.09.1998 Tasmanian Championships (TAS) | 3 | 414 | 297 |
| 14.03.1999 Ulverstone (TAS) | 5 | 459 | 353 |
| 31.03.2001 Tasmania March (TAS) | 2 | 337 | 370 |
| 27.10.2001 Tasmanian Championships (TAS) | 3 | 460 | 370 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 398.5 | 355.83 | |
| Spread: | 256 | -256 | |