| Date | Tournament | State | Round | Jeff Chelton | Ethel Collins |
|---|---|---|---|---|---|
| 11/12/1993 | North Shore Round Robin | NSW | 11 | 327 | 326 |
| 05/10/1996 | New South Wales Championships | NSW | 9 | 379 | 372 |
| 25/01/1998 | City of Sydney International Masters | NSW | 4 | 343 | 418 |
| 26/07/1998 | Winter Masters | NSW | 4 | 315 | 407 |
| Head-to-head after 4 games | 2 | 2 | |||
| Average score | 341.00 | 380.75 | |||
| Spread | -159 | 159 | |||