| Date | Tournament | State | Round | Ethel Collins | Lesley Mack |
|---|---|---|---|---|---|
| 04/04/1994 | Australian Championships | WA | 3 | 351 | 436 |
| 29/01/1995 | Australian Masters | NSW | 2 | 282 | 390 |
| 15/04/1998 | Australian Championships | TAS | 2 | 479 | 359 |
| 05/04/1999 | Australian Championships | NSW | 11 | 398 | 371 |
| Head-to-head after 4 games | 2 | 2 | |||
| Average score | 377.50 | 389.00 | |||
| Spread | -46 | 46 | |||