| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Young | BOS | 5.54 | 190404192_MIN_BOS |
| Christy Mathewson | SFN | 5.5 | 190404180_SFN_PHI |
| Doc White | CHA | 4.62 | 190404170_CLE_CHA |
| Jack Taylor | SLN | 4.09 | 190404190_CHN_SLN |
| Deacon Phillippe | PIT | 3.74 | 190404190_PIT_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Harper | CIN | -4.68 | 190404170_CHN_CIN |
| Frank Owen | CHA | -0.72 | 190404190_DET_CHA |
| Jack Pfiester | PIT | -0.61 | 190404180_PIT_CIN |
| Red Donahue | CLE | -0.25 | 190404170_CLE_CHA |
| Jesse Stovall | DET | -0.25 | 190404170_DET_BAL |
Based on accumulated WAA for this season up to 1904-04-19.
| Rank | WAA | Name | IP | Tm |
|---|
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