| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| -012- | -3.77 | 121.7 | 5.18 | 16 | 7 | OAK |
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19330516 | XXXXX | 0.34 | OAK |
| 19330531 | XXXXX | 0.21 | OAK |
| 19330614 | -028- | -1.73 | OAK |
| 19330628 | -028- | -2.05 | OAK |
| 19330713 | -011- | -3.38 | OAK |
| 19330727 | -008- | -4.53 | OAK |
| 19330805 | -012- | -3.77 | OAK |
| 19330806 | -013- | -3.81 | OAK |
| 19330820 | -010- | -4.68 | OAK |
| 19330903 | -008- | -5.16 | OAK |
| 19330917 | -011- | -4.68 | OAK |
| 19331001 | -007- | -5.64 | OAK |
Roy Mahaffey Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | -0.13 | 1 | 9 | 0 | 1 | OAK |
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