| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 6.21 | 190709150_CLE_CHA |
| Carl Lundgren | CHN | 4.11 | 190709150_CIN_CHN |
| Christy Mathewson | SFN | 3.65 | 190709170_SFN_ATL |
| Addie Joss | CLE | 2.29 | 190709161_BAL_CLE |
| Tully Sparks | PHI | 1.14 | 190709161_PHI_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Irv Young | ATL | -5.14 | 190709161_SFN_ATL |
| Tom Hughes | MIN | -2.67 | 190709170_BOS_MIN |
| Art Fromme | SLN | -1.42 | 190709170_PIT_SLN |
| Bill Dinneen | BAL | -1.34 | 190709161_BAL_CLE |
| Bill Hogg | NYA | -1.18 | 190709170_NYA_OAK |
Based on accumulated WAA for this season up to 1907-09-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.22 | Mordecai Brown | 216.7 | CHN |
| +003+ | 9.12 | Ed Walsh | 382.7 | CHA |
| +005+ | 7.89 | Carl Lundgren | 187.3 | CHN |
| +006+ | 7.53 | Orval Overall | 242.3 | CHN |
| +007+ | 7.2 | Cy Young | 316.3 | BOS |
| +011+ | 6.28 | Christy Mathewson | 280.7 | SFN |
| +013+ | 5.65 | Addie Joss | 312.7 | CLE |
| +014+ | 5.61 | Bob Ewing | 298 | CIN |
| +017+ | 4.62 | Tully Sparks | 238 | PHI |
| +018+ | 4.13 | Jim Pastorius | 202.3 | LAN |
| +020+ | 3.84 | Ed Reulbach | 166 | CHN |
| +019+ | 3.84 | Sam Leever | 203 | PIT |
| +021+ | 3.73 | Ed Killian | 287.3 | DET |
| +022+ | 3.68 | Ed Siever | 245.7 | DET |
| +028+ | 3.35 | Ed Karger | 281.7 | SLN |
| +029+ | 3.34 | Bill Donovan | 226 | DET |
| +030+ | 3.33 | Chief Bender | 219.3 | OAK |
| +037+ | 2.87 | Vic Willis | 271.3 | PIT |
| +038+ | 2.8 | Jack Pfiester | 168.7 | CHN |
| +040+ | 2.73 | Doc White | 244.7 | CHA |
| +047+ | 2.3 | Frank Smith | 292 | CHA |
| +052+ | 2.08 | Jake Weimer | 178 | CIN |
| +055+ | 1.98 | Dummy Taylor | 154.3 | SFN |
| +056+ | 1.94 | Lew Moren | 243.7 | PHI |
| +060+ | 1.81 | Glenn Liebhardt | 259.3 | CLE |
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