| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Leifield | PIT | 3.77 | 190805060_CHN_PIT |
| Carl Lundgren | CHN | 3.35 | 190805060_CHN_PIT |
| Christy Mathewson | SFN | 1.75 | 190805040_PHI_SFN |
| Rube Waddell | BAL | 1.59 | 190805040_DET_BAL |
| Lew Richie | PHI | 0.96 | 190805050_PHI_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Charlie Smith | MIN | -0.41 | 190805040_NYA_MIN |
| Doc Newton | NYA | -0.38 | 190805060_NYA_BOS |
| Fred Burchell | BOS | -0.24 | 190805050_BOS_OAK |
| Ed Summers | DET | -0.15 | 190805040_DET_BAL |
| Biff Schlitzer | OAK | -0.12 | 190805050_BOS_OAK |
Based on accumulated WAA for this season up to 1908-05-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.79 | Christy Mathewson | 48.3 | SFN |
| +002+ | 2.35 | Cy Young | 44 | BOS |
| +003+ | 1.75 | Lefty Leifield | 32.3 | PIT |
| +004+ | 1.74 | Addie Joss | 47 | CLE |
| +005+ | 1.64 | Rube Vickers | 45.3 | OAK |
| +007+ | 1.47 | Hooks Wiltse | 39.7 | SFN |
| +008+ | 1.43 | Ed Walsh | 36 | CHA |
| +010+ | 1.33 | Howie Camnitz | 35 | PIT |
| +011+ | 1.3 | Chick Fraser | 26.7 | CHN |
| XXXXX | 1.24 | Vive Lindaman | 39.7 | ATL |
| XXXXX | 1.18 | Billy Campbell | 33 | CIN |
| XXXXX | 1.07 | Kaiser Wilhelm | 38 | LAN |
| XXXXX | 1.05 | Bob Rhoads | 38 | CLE |
| XXXXX | 0.99 | George McQuillan | 45 | PHI |
| XXXXX | 0.81 | Frank Owen | 25.7 | CHA |
| XXXXX | 0.79 | Irv Young | 47.3 | ATL |
| XXXXX | 0.79 | Gus Dorner | 31.3 | ATL |
| XXXXX | 0.73 | Tom Hughes | 24 | MIN |
| XXXXX | 0.73 | Bill Grahame | 27.3 | BAL |
| XXXXX | 0.72 | Vic Willis | 9 | PIT |
| XXXXX | 0.7 | Johnny Lush | 26 | SLN |
| XXXXX | 0.67 | Eddie Cicotte | 13.3 | BOS |
| XXXXX | 0.62 | Bugs Raymond | 35 | SLN |
| XXXXX | 0.61 | Rube Waddell | 31 | BAL |
| XXXXX | 0.59 | Andy Coakley | 23 | CIN |
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