Tony Knowles vs John Campbell
| 1983/1984 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Professional Players Tournament (10-21 Oct 1983) | |||||||||||
| QF |  |
Tony Knowles (a) | 5 | - | 3 |  |
John Campbell (a) |
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| 1985/1986 | |||||||||||
| Grand Prix (19-27 Oct 1985) | |||||||||||
| Rd 3 | |
Tony Knowles (a) | 5 | - | 2 | |
John Campbell (a) |
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| 1989/1990 | |||||||||||
| Classic (2-13 Jan 1990) | |||||||||||
| Rd 1 | |
Tony Knowles (a) | 4 | - | 5 | |
John Campbell (a) |
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