| Tournament | Round | Margaret Bishop | Dorothy Horton |
| 08.02.1998 North West (TAS) | 8 | 294 | 405 |
| 21.05.2000 May (TAS) | 4 | 376 | 401 |
| 21.05.2000 May (TAS) | 12 | 403 | 333 |
| 28.07.2000 Launceston (TAS) | 7 | 279 | 474 |
| 29.10.2000 Hobart October (TAS) | 10 | 343 | 428 |
| 27.01.2001 Ulverstone (TAS) | 2 | 335 | 377 |
| 30.06.2002 Launceston (TAS) | 6 | 288 | 405 |
| 06.04.2003 Launceston (TAS) | 9 | 371 | 445 |
| 19.10.2003 Tasmanian Championships (TAS) | 4 | 371 | 357 |
| 30.10.2005 Tasmanian Championships (TAS) | 5 | 279 | 383 |
| 22.01.2006 Ulverstone (TAS) | 5 | 366 | 424 |
| 29.10.2006 Tasmanian Championships (TAS) | 10 | 442 | 306 |
| Head-to-head after 12 games | 3 | 9 | |
| Average score | 345.58 | 394.83 | |
| Spread: | -591 | 591 | |