| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 6.68 | 190709202_CHA_MIN |
| Orval Overall | CHN | 4.33 | 190709180_CHN_CIN |
| Cy Young | BOS | 4.15 | 190709200_CLE_BOS |
| Addie Joss | CLE | 2.44 | 190709200_CLE_BOS |
| Bob Ewing | CIN | 2.36 | 190709200_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Oberlin | MIN | -6.13 | 190709180_BOS_MIN |
| Cy Morgan | BOS | -1.14 | 190709180_BOS_MIN |
| George Mullin | DET | -0.96 | 190709181_CHA_DET |
| Doc Newton | NYA | -0.85 | 190709200_DET_NYA |
| Mike Lynch | SFN | -0.53 | 190709180_SFN_ATL |
Based on accumulated WAA for this season up to 1907-09-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.37 | Ed Walsh | 391.3 | CHA |
| +004+ | 8.09 | Orval Overall | 252.3 | CHN |
| +006+ | 7.86 | Carl Lundgren | 187.3 | CHN |
| +007+ | 7.18 | Cy Young | 324.3 | BOS |
| +011+ | 6.22 | Christy Mathewson | 280.7 | SFN |
| +012+ | 6.12 | Addie Joss | 321.7 | CLE |
| +014+ | 5.71 | Bob Ewing | 305.3 | CIN |
| +016+ | 4.69 | Tully Sparks | 247 | PHI |
| +018+ | 4.12 | Jim Pastorius | 202.3 | LAN |
| +019+ | 4.08 | Bill Donovan | 235 | DET |
| +020+ | 3.81 | Ed Reulbach | 166 | CHN |
| +022+ | 3.8 | Sam Leever | 203 | PIT |
| +021+ | 3.8 | Ed Killian | 293.3 | DET |
| +024+ | 3.69 | Ed Siever | 245.7 | DET |
| +031+ | 3.29 | Chief Bender | 219.3 | OAK |
| +030+ | 3.29 | Ed Karger | 281.7 | SLN |
| +036+ | 3.04 | Doc White | 253.7 | CHA |
| +038+ | 2.83 | Frank Smith | 301 | CHA |
| +039+ | 2.82 | Walter Johnson | 82.3 | MIN |
| +040+ | 2.81 | Vic Willis | 271.3 | PIT |
| +042+ | 2.77 | Jack Pfiester | 168.7 | CHN |
| +047+ | 2.5 | Glenn Liebhardt | 268.3 | CLE |
| +049+ | 2.44 | Jake Weimer | 188 | CIN |
| +058+ | 1.95 | Dummy Taylor | 154.3 | SFN |
| +059+ | 1.89 | Lew Moren | 243.7 | PHI |
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