| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 5.65 | 190705150_CHN_PHI |
| Rube Waddell | OAK | 2.98 | 190705130_OAK_CHA |
| Lefty Leifield | PIT | 2.75 | 190705130_PIT_ATL |
| Addie Joss | CLE | 0.9 | 190705140_BOS_CLE |
| George Mullin | DET | 0.87 | 190705140_NYA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Dinneen | BOS | -4.46 | 190705130_BOS_DET |
| Buster Brown | SLN | -1.81 | 190705150_SLN_LAN |
| Cy Falkenberg | MIN | -0.84 | 190705130_MIN_BAL |
| Big Jeff Pfeffer | ATL | -0.61 | 190705140_PIT_ATL |
| Earl Moore | CLE | -0.4 | 190705130_NYA_CLE |
Based on accumulated WAA for this season up to 1907-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.65 | Carl Lundgren | 41 | CHN |
| +002+ | 2.6 | Addie Joss | 62.7 | CLE |
| +004+ | 2 | Orval Overall | 54 | CHN |
| +005+ | 1.99 | Christy Mathewson | 38 | SFN |
| +006+ | 1.85 | Ed Walsh | 51.7 | CHA |
| +007+ | 1.69 | Nick Altrock | 55 | CHA |
| +008+ | 1.58 | George Mullin | 76 | DET |
| +010+ | 1.55 | Ralph Glaze | 27 | BOS |
| +013+ | 1.4 | Glenn Liebhardt | 48 | CLE |
| +014+ | 1.38 | George Bell | 45 | LAN |
| +015+ | 1.37 | Ed Karger | 27 | SLN |
| +019+ | 1.33 | Mordecai Brown | 35 | CHN |
| +018+ | 1.33 | Bob Ewing | 63 | CIN |
| +017+ | 1.33 | Cy Young | 53 | BOS |
| +020+ | 1.32 | Joe McGinnity | 56 | SFN |
| +022+ | 1.3 | Jack Pfiester | 34.7 | CHN |
| +021+ | 1.3 | Ed Siever | 53 | DET |
| XXXXX | 1.24 | Red Ames | 47 | SFN |
| XXXXX | 1.13 | Chick Fraser | 22 | CHN |
| XXXXX | 1.08 | Hooks Wiltse | 24 | SFN |
| XXXXX | 0.83 | Vive Lindaman | 36 | ATL |
| XXXXX | 0.8 | Dummy Taylor | 31 | SFN |
| XXXXX | 0.7 | Lefty Leifield | 47 | PIT |
| XXXXX | 0.67 | Casey Patten | 44 | MIN |
| XXXXX | 0.66 | Del Mason | 57.3 | CIN |
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