| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nick Altrock | CHA | 7.87 | 190705302_BAL_CHA |
| Jack Pfiester | CHN | 3.04 | 190705310_CHN_PIT |
| Christy Mathewson | SFN | 2.87 | 190705302_PHI_SFN |
| Cy Young | BOS | 2.11 | 190706010_NYA_BOS |
| Addie Joss | CLE | 2.02 | 190705302_DET_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Dinneen | BOS | -4.68 | 190705302_BOS_OAK |
| Harry McIntire | LAN | -2.28 | 190705301_LAN_ATL |
| Irv Young | ATL | -2.26 | 190705301_LAN_ATL |
| Buster Brown | SLN | -1.4 | 190705301_CIN_SLN |
| Earl Moore | NYA | -1.07 | 190705302_NYA_MIN |
Based on accumulated WAA for this season up to 1907-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.97 | Cy Young | 98 | BOS |
| +002+ | 3.7 | Carl Lundgren | 67 | CHN |
| +003+ | 3.42 | Addie Joss | 94.7 | CLE |
| +004+ | 3.1 | Christy Mathewson | 74.3 | SFN |
| +005+ | 3.06 | Ed Walsh | 79.7 | CHA |
| +006+ | 3.04 | Nick Altrock | 82 | CHA |
| +007+ | 2.89 | Ed Killian | 73.7 | DET |
| +008+ | 2.52 | Joe McGinnity | 93 | SFN |
| +010+ | 2.37 | Fred Glade | 48 | BAL |
| +014+ | 1.98 | Mordecai Brown | 59 | CHN |
| +015+ | 1.9 | Bob Ewing | 89 | CIN |
| +016+ | 1.89 | Frank Smith | 73 | CHA |
| +017+ | 1.8 | Fred Beebe | 90.7 | SLN |
| +018+ | 1.68 | Sam Leever | 44.7 | PIT |
| +019+ | 1.64 | Del Mason | 83.3 | CIN |
| +020+ | 1.63 | Andy Coakley | 52.7 | CIN |
| +021+ | 1.6 | Glenn Liebhardt | 60 | CLE |
| +023+ | 1.6 | Bobby Keefe | 46.7 | NYA |
| +022+ | 1.6 | Ed Siever | 70.7 | DET |
| +024+ | 1.54 | Chick Fraser | 43.7 | CHN |
| +028+ | 1.41 | Jack Pfiester | 49.7 | CHN |
| +030+ | 1.37 | Ralph Glaze | 46.7 | BOS |
| +031+ | 1.34 | Cecil Ferguson | 32 | SFN |
| +034+ | 1.26 | George Bell | 70.7 | LAN |
| XXXXX | 1.15 | Lefty Leifield | 83 | PIT |
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