| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 11.52 | 190804180_BAL_CHA |
| Ed Reulbach | CHN | 6.49 | 190804180_CHN_SLN |
| Lefty Leifield | PIT | 3.04 | 190804200_PIT_CIN |
| Rube Waddell | BAL | 2.87 | 190804200_BAL_CHA |
| Nap Rucker | LAN | 0.49 | 190804200_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Morgan | BOS | -2.39 | 190804202_OAK_BOS |
| Frank Smith | CHA | -1.51 | 190804200_BAL_CHA |
| Art Fromme | SLN | -0.3 | 190804180_CHN_SLN |
| Herm Malloy | DET | -0.3 | 190804200_CLE_DET |
| Bob Rhoads | CLE | -0.12 | 190804200_CLE_DET |
Based on accumulated WAA for this season up to 1908-04-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.27 | Christy Mathewson | 18 | SFN |
| XXXXX | 1.11 | Harry Howell | 19 | BAL |
| XXXXX | 1.03 | Cy Young | 18 | BOS |
| XXXXX | 0.8 | Slow Joe Doyle | 19.7 | NYA |
| XXXXX | 0.79 | Ed Walsh | 10 | CHA |
| XXXXX | 0.72 | Sam Leever | 9 | PIT |
| XXXXX | 0.65 | Lefty Leifield | 13.3 | PIT |
| XXXXX | 0.62 | Carl Lundgren | 18 | CHN |
| XXXXX | 0.61 | Cy Morgan | 18 | BOS |
| XXXXX | 0.6 | Barney Pelty | 10 | BAL |
| XXXXX | 0.55 | Cy Falkenberg | 9 | MIN |
| XXXXX | 0.52 | Harry McIntire | 9 | LAN |
| XXXXX | 0.5 | Andy Coakley | 9 | CIN |
| XXXXX | 0.45 | Frank Smith | 19 | CHA |
| XXXXX | 0.42 | Frank Owen | 8 | CHA |
| XXXXX | 0.39 | Howie Camnitz | 18 | PIT |
| XXXXX | 0.34 | Billy Campbell | 15 | CIN |
| XXXXX | 0.33 | Nick Carter | 19.7 | OAK |
| XXXXX | 0.32 | Hooks Wiltse | 9 | SFN |
| XXXXX | 0.32 | Ed Summers | 10 | DET |
| XXXXX | 0.31 | Biff Schlitzer | 9 | OAK |
| XXXXX | 0.31 | Kaiser Wilhelm | 9 | LAN |
| XXXXX | 0.31 | Jimmy Dygert | 9 | OAK |
| XXXXX | 0.29 | George McQuillan | 17 | PHI |
| XXXXX | 0.29 | Bugs Raymond | 9 | SLN |
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