| Date | Tournament | State | Round | Duncan Smith | Jeff Spring |
|---|---|---|---|---|---|
| 10/09/1994 | St George September | NSW | 7 | 415 | 351 |
| 03/10/1994 | New South Wales Championships | NSW | 11 | 344 | 308 |
| 21/01/1995 | Wollongong WORDS | NSW | 8 | 289 | 331 |
| 06/10/1997 | New South Wales Championships | NSW | 16 | 369 | 340 |
| Head-to-head after 4 games | 3 | 1 | |||
| Average score | 354.25 | 332.50 | |||
| Spread | 87 | -87 | |||