Not enough days in 1921 season to compile WAA record.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19210515 | XXXXX | -0.90 | DET |
| 19210529 | XXXXX | -0.89 | DET |
| 19210612 | XXXXX | -0.88 | DET |
| 19210626 | XXXXX | -0.78 | DET |
| 19210710 | XXXXX | -1.01 | DET |
| 19210724 | -047- | -1.68 | DET |
| 19210807 | -053- | -1.69 | DET |
| 19210821 | -062- | -1.68 | DET |
| 19210904 | -068- | -1.68 | DET |
| 19210918 | -077- | -1.68 | DET |
| 19211002 | -083- | -1.68 | DET |
Lefty Stewart Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | -0.25 | 2 | 9 | 1 | 0 | MIN |
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