| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Lake | NYA | -8.85 | 190807152_CLE_NYA |
| George Mullin | DET | -3.78 | 190807140_DET_BOS |
| Gus Dorner | ATL | -1.82 | 190807130_ATL_CIN |
| George Winter | BOS | -1.75 | 190807140_DET_BOS |
| Charlie Smith | MIN | -1.75 | 190807132_BAL_MIN |
Based on accumulated WAA for this season up to 1908-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.24 | George McQuillan | 206.3 | PHI |
| +003+ | 5.74 | Andy Coakley | 163.7 | CIN |
| +004+ | 5.35 | Christy Mathewson | 183.3 | SFN |
| +005+ | 5.12 | Cy Young | 162 | BOS |
| +006+ | 5.02 | Mordecai Brown | 131.7 | CHN |
| +008+ | 4.64 | Jack Powell | 134.7 | BAL |
| +011+ | 4.4 | Ed Walsh | 201.3 | CHA |
| +012+ | 3.79 | Bugs Raymond | 173.3 | SLN |
| +013+ | 3.66 | Bob Ewing | 146 | CIN |
| +014+ | 3.5 | Tom Hughes | 139.3 | MIN |
| +015+ | 3.47 | Eddie Plank | 114.3 | OAK |
| +016+ | 3.3 | Nap Rucker | 165.3 | LAN |
| +018+ | 3.23 | Hooks Wiltse | 160.3 | SFN |
| +021+ | 2.74 | Ed Willett | 104.3 | DET |
| +022+ | 2.43 | Rube Vickers | 190.7 | OAK |
| +024+ | 2.3 | Kaiser Wilhelm | 163.3 | LAN |
| +026+ | 2.25 | Bill Donovan | 85.7 | DET |
| +029+ | 2.15 | Bob Rhoads | 130.3 | CLE |
| +030+ | 2.12 | Doc White | 154.7 | CHA |
| +033+ | 1.85 | Sam Leever | 127.7 | PIT |
| +034+ | 1.81 | Tom McCarthy | 50.7 | TOT |
| +036+ | 1.75 | Bill Foxen | 56 | PHI |
| +040+ | 1.65 | Jake Weimer | 116.7 | CIN |
| +041+ | 1.64 | Bill Burns | 152.7 | MIN |
| +042+ | 1.62 | Charlie Chech | 92.7 | CLE |
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