| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McQuillan | PHI | 5.53 | 190806180_CIN_PHI |
| Jack Pfiester | CHN | 5.45 | 190806190_CHN_SFN |
| Doc White | CHA | 2.52 | 190806180_BOS_CHA |
| Hooks Wiltse | SFN | 1.53 | 190806180_CHN_SFN |
| Lefty Leifield | PIT | 1.4 | 190806172_PIT_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Winter | BOS | -2.02 | 190806190_BOS_CHA |
| Bill Dinneen | BAL | -1.81 | 190806190_NYA_BAL |
| Art Fromme | SLN | -1.2 | 190806170_SLN_LAN |
| Rube Manning | NYA | -0.95 | 190806170_NYA_CHA |
| Ed Siever | DET | -0.86 | 190806180_MIN_DET |
Based on accumulated WAA for this season up to 1908-06-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.23 | George McQuillan | 146 | PHI |
| +002+ | 5.62 | Ed Walsh | 132.7 | CHA |
| +003+ | 4.28 | Addie Joss | 135 | CLE |
| +004+ | 3.96 | Andy Coakley | 107.7 | CIN |
| +006+ | 3.66 | Tom Hughes | 104.7 | MIN |
| +008+ | 3.41 | Cy Young | 118 | BOS |
| +009+ | 3.39 | Bob Ewing | 111 | CIN |
| +010+ | 2.87 | Mordecai Brown | 85.7 | CHN |
| +012+ | 2.8 | Jack Powell | 84.3 | BAL |
| +014+ | 2.46 | Bugs Raymond | 118.7 | SLN |
| +016+ | 2.07 | Billy Campbell | 107.7 | CIN |
| +017+ | 2.04 | Kaiser Wilhelm | 115.7 | LAN |
| +018+ | 1.74 | Christy Mathewson | 118.3 | SFN |
| +020+ | 1.69 | Hooks Wiltse | 105 | SFN |
| +022+ | 1.66 | Heinie Berger | 68 | CLE |
| +025+ | 1.54 | Lefty Leifield | 57.7 | PIT |
| +026+ | 1.49 | Rube Vickers | 121.3 | OAK |
| +028+ | 1.4 | Doc White | 101.7 | CHA |
| XXXXX | 1.24 | Eddie Plank | 69.3 | OAK |
| XXXXX | 1.24 | Howie Camnitz | 123.7 | PIT |
| XXXXX | 1.17 | Bob Rhoads | 80.3 | CLE |
| XXXXX | 1.16 | Nap Rucker | 112.7 | LAN |
| XXXXX | 1.11 | Doc Crandall | 72.3 | SFN |
| XXXXX | 1.1 | Jack Pfiester | 92.7 | CHN |
| XXXXX | 1.1 | Bill Donovan | 41.7 | DET |
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