| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 8.68 | 190407300_DET_OAK |
| Joe McGinnity | SFN | 5.51 | 190407292_SFN_LAN |
| Jack Chesbro | NYA | 3.42 | 190407301_BAL_NYA |
| Frank Owen | CHA | 2.01 | 190407290_CHA_BOS |
| Bill Dinneen | BOS | 1.22 | 190407290_CHA_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -5.67 | 190407282_PHI_ATL |
| Joe Corbett | SLN | -3.11 | 190407291_SLN_PIT |
| Oscar Jones | LAN | -2.26 | 190407300_ATL_LAN |
| Chick Fraser | PHI | -1.74 | 190407281_PHI_ATL |
| Jack Harper | CIN | -0.74 | 190407290_CIN_CHN |
Based on accumulated WAA for this season up to 1904-07-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.47 | Rube Waddell | 234.3 | OAK |
| +002+ | 8.94 | Jack Chesbro | 254 | NYA |
| +003+ | 8.74 | Joe McGinnity | 257.3 | SFN |
| +004+ | 7.21 | Frank Owen | 215 | CHA |
| +005+ | 7.14 | Eddie Plank | 225 | OAK |
| +006+ | 7.01 | Cy Young | 213.3 | BOS |
| +009+ | 5.42 | Ed Killian | 213.3 | DET |
| +010+ | 5.2 | Patsy Flaherty | 168 | TOT |
| +011+ | 4.41 | Norwood Gibson | 152 | BOS |
| +012+ | 4.35 | Earl Moore | 169.3 | CLE |
| +013+ | 4.32 | Jesse Tannehill | 166.7 | BOS |
| +015+ | 4.31 | Harry Howell | 162 | BAL |
| +018+ | 4.02 | Bill Bernhard | 183 | CLE |
| +019+ | 3.97 | Fred Glade | 155 | BAL |
| +020+ | 3.77 | Frank Smith | 87.7 | CHA |
| +021+ | 3.76 | Red Donahue | 152 | CLE |
| +023+ | 3.66 | Bill Dinneen | 163.7 | BOS |
| +027+ | 3.26 | Jack Taylor | 209 | SLN |
| +033+ | 2.87 | George Mullin | 224 | DET |
| +032+ | 2.87 | Ed Siever | 146.3 | BAL |
| +035+ | 2.74 | Bill Donovan | 180.7 | DET |
| +037+ | 2.62 | Nick Altrock | 187 | CHA |
| +040+ | 2.53 | Weldon Henley | 158.7 | OAK |
| +042+ | 2.43 | Addie Joss | 82.7 | CLE |
| +044+ | 2.39 | Doc White | 112 | CHA |
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