| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 8.91 | 190407270_DET_OAK |
| Cy Young | BOS | 4.38 | 190407270_CHA_BOS |
| Jack Taylor | SLN | 1.57 | 190407260_SLN_PIT |
| Ed Killian | DET | 1.38 | 190407260_DET_OAK |
| Bill Bernhard | CLE | 0.62 | 190407272_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Duggleby | PHI | -7.51 | 190407260_PHI_ATL |
| Tom Fisher | ATL | -5.67 | 190407282_PHI_ATL |
| Happy Townsend | MIN | -1.74 | 190407272_CLE_MIN |
| Jesse Stovall | DET | -1.05 | 190407270_DET_OAK |
| Ed Poole | LAN | -0.69 | 190407270_LAN_SFN |
Based on accumulated WAA for this season up to 1904-07-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.09 | Rube Waddell | 225.3 | OAK |
| +002+ | 8.51 | Jack Chesbro | 244 | NYA |
| +003+ | 8.13 | Joe McGinnity | 248.3 | SFN |
| +004+ | 7.16 | Cy Young | 213.3 | BOS |
| +005+ | 6.96 | Frank Owen | 205 | CHA |
| +006+ | 6.53 | Eddie Plank | 216 | OAK |
| +008+ | 5.64 | Ed Killian | 210 | DET |
| +010+ | 4.79 | Patsy Flaherty | 159 | TOT |
| +011+ | 4.44 | Jesse Tannehill | 166.7 | BOS |
| +012+ | 4.35 | Harry Howell | 162 | BAL |
| +015+ | 4.2 | Norwood Gibson | 143 | BOS |
| +016+ | 4.15 | Bill Bernhard | 183 | CLE |
| +018+ | 3.96 | Red Donahue | 143 | CLE |
| +019+ | 3.84 | Frank Smith | 87.7 | CHA |
| +020+ | 3.81 | Bill Dinneen | 153.7 | BOS |
| +021+ | 3.76 | Jack Taylor | 201 | SLN |
| +022+ | 3.72 | Earl Moore | 157.7 | CLE |
| +025+ | 3.49 | Fred Glade | 145.7 | BAL |
| +032+ | 2.91 | Ed Siever | 146.3 | BAL |
| +033+ | 2.85 | Nick Altrock | 178 | CHA |
| +035+ | 2.78 | Bill Donovan | 180.7 | DET |
| +036+ | 2.74 | George Mullin | 216 | DET |
| +038+ | 2.63 | Weldon Henley | 158.7 | OAK |
| +041+ | 2.47 | Doc White | 112 | CHA |
| +043+ | 2.39 | Kid Nichols | 167 | SLN |
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