Head to head
1
Hard
0
1
Clay
1
2
Grass
2
0
Carpet
1
Allan Stone's wins on the left · Bob Carmichael's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1979 | Hobart | Hard | QF | Allan Stone | 1-6 7-6 14-12 |
| 1977 | Adelaide-1 | Grass | R32 | Allan Stone | 6-1 6-4 |
| 1976 | Perth | Carpet | R32 | Bob Carmichael | 7-6 6-1 |
| 1975 | US Open | Clay | R128 | Allan Stone | 6-4 7-6 |
| 1971 | Auckland | Grass | QF | Allan Stone | 4-6 7-5 6-1 7-5 |
| 1971 | Houston | Clay | R16 | Bob Carmichael | 4-6 6-4 6-1 |
| 1971 | Australian Open | Grass | R64 | Bob Carmichael | 7-6 6-4 6-2 |
| 1971 | Auckland | Grass | F | Bob Carmichael | 7-6 7-6 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.