| Date | Tournament | State | Round | Marge Roberts | Kath Bermingham |
|---|---|---|---|---|---|
| 14/03/1999 | Bunbury | WA | 1 | 469 | 292 |
| 25/04/1999 | Nedlands | WA | 1 | 285 | 460 |
| 30/05/1999 | Melville | WA | 1 | 297 | 330 |
| 30/09/2001 | Manjimup | WA | 4 | 277 | 356 |
| Head-to-head after 4 games | 1 | 3 | |||
| Average score | 332.00 | 359.50 | |||
| Spread | -110 | 110 | |||