| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| -013- | -3.84 | 109.7 | 5.91 | 14 | 19 | OAK |
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19340523 | XXXXX | -0.69 | OAK |
| 19340607 | -038- | -1.32 | OAK |
| 19340622 | -009- | -2.57 | OAK |
| 19340706 | -010- | -2.85 | OAK |
| 19340722 | -010- | -3.94 | OAK |
| 19340805 | -010- | -4.05 | OAK |
| 19340820 | -012- | -3.75 | OAK |
| 19340903 | -011- | -4.03 | OAK |
| 19340912 | -013- | -3.84 | OAK |
| 19340916 | -014- | -3.60 | OAK |
| 19340930 | -028- | -3.32 | 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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