Big Jeff Pfeffer
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1906-04-13 | BSN | @ BRO | W, 7-4 | 9.0 | 6 | 4 | 0 | 3 | 9 | 35 | 1 | 1 | 0 | 0 | 0 | SP, W, CG |
| 1906-04-17 | BSN | @ PHI | L, 1-0 | 8.0 | 7 | 1 | 0 | 3 | 6 | 33 | 3 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-04-21 | BSN | vs. PHI | L, 18-8 | 7.0 | 10 | 12 | 0 | 4 | 5 | 38 | 0 | 0 | 2 | 0 | 0 | SP, L |
| 1906-04-26 | BSN | vs. BRO | L, 3-1 | 9.0 | 8 | 3 | 0 | 6 | 5 | 40 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-04-30 | BSN | vs. NYG | L, 8-2 | 9.0 | 15 | 8 | 0 | 6 | 7 | 43 | 3 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-05-03 | BSN | vs. NYG | W, 3-0 | 9.0 | 1 | 0 | 0 | 6 | 8 | 33 | 0 | 0 | 0 | 0 | 0 | SP, W, CG, SHO |
| 1906-05-07 | BSN | @ PHI | L, 3-2 | 8.0 | 7 | 3 | 0 | 7 | 3 | 36 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-05-12 | BSN | @ STL | L, 5-2 | 8.0 | 10 | 5 | 0 | 2 | 0 | 34 | 0 | 2 | 0 | 0 | 0 | SP, L, CG |
| 1906-05-18 | BSN | @ CIN | L, 7-6 | 8.0 | 9 | 7 | 0 | 4 | 3 | 37 | 3 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-05-24 | BSN | @ PIT | L, 6-5 | 6.1 | 7 | 5 | 0 | 2 | 1 | 26 | 0 | 0 | 0 | 0 | 0 | SP, L |
| 1906-05-30 | BSN | @ PHI | L, 7-2 | 8.0 | 14 | 7 | 0 | 3 | 3 | 40 | 4 | 2 | 0 | 0 | 0 | SP, L, CG |
| 1906-06-03 | BSN | @ BRO | L, 3-1 | 8.0 | 6 | 3 | 0 | 3 | 6 | 32 | 0 | 1 | 0 | 0 | 0 | SP, L, CG |
| 1906-06-08 | BSN | vs. PIT | L, 10-4 | 2.0 | 7 | 6 | 0 | 2 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | SP, L |
| 1906-06-13 | BSN | vs. STL | W, 2-1 | 9.0 | 6 | 1 | 0 | 1 | 10 | 34 | 0 | 0 | 0 | 0 | 0 | SP, W, CG |
| 1906-06-18 | BSN | vs. CHC | W, 2-1 | 9.0 | 4 | 1 | 0 | 0 | 8 | 31 | 0 | 0 | 0 | 0 | 0 | SP, W, CG |
| 1906-06-22 | BSN | vs. BRO | W, 9-1 | 9.0 | 7 | 1 | 0 | 2 | 2 | 36 | 0 | 0 | 0 | 0 | 0 | SP, W, CG |
| 1906-06-27 | BSN | vs. NYG | L, 6-4 | 9.0 | 7 | 6 | 0 | 5 | 4 | 38 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-07-02 | BSN | vs. PHI | W, 1-0 | 9.0 | 5 | 0 | 0 | 3 | 5 | 29 | 0 | 0 | 0 | 0 | 0 | SP, W, CG, SHO |
| 1906-07-05 | BSN | @ NYG | L, 1-0 | 8.2 | 7 | 1 | 0 | 5 | 5 | 38 | 2 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-07-10 | BSN | @ CHC | W, 2-0 | 9.0 | 6 | 0 | 0 | 2 | 8 | 34 | 0 | 1 | 0 | 0 | 0 | SP, W, CG, SHO |
| 1906-07-13 | BSN | @ PIT | L, 3-2 | 8.0 | 7 | 3 | 0 | 2 | 0 | 31 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-07-21 | BSN | @ STL | L, 5-1 | 8.0 | 7 | 5 | 0 | 1 | 4 | 32 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-07-26 | BSN | vs. CHC | L, 6-2 | 9.0 | 5 | 6 | 0 | 4 | 2 | 36 | 1 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-07-31 | BSN | vs. CIN | W, 4-3 | 9.0 | 7 | 3 | 0 | 2 | 11 | 34 | 0 | 0 | 1 | 0 | 0 | SP, W, CG |
| 1906-08-16 | BSN | @ PIT | L, 8-0 | 8.0 | 16 | 8 | 0 | 1 | 1 | 41 | 4 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-08-19 | BSN | @ CIN | W, 4-2 | 7.0 | 7 | 2 | 0 | 1 | 3 | 29 | 0 | 0 | 0 | 0 | 0 | SP, W, CG |
| 1906-08-24 | BSN | @ STL | L, 6-1 | 8.0 | 10 | 6 | 0 | 3 | 4 | 37 | 0 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-08-29 | BSN | @ BRO | L, 4-3 | 8.1 | 4 | 4 | 0 | 5 | 5 | 35 | 0 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-09-03 | BSN | @ NYG | L, 4-0 | 8.0 | 6 | 4 | 0 | 2 | 1 | 32 | 0 | 0 | 1 | 0 | 0 | SP, L, CG |
| 1906-09-06 | BSN | @ PHI | W, 2-1 | 9.0 | 8 | 1 | 0 | 3 | 3 | 34 | 2 | 0 | 0 | 0 | 0 | SP, W, CG |
| 1906-09-12 | BSN | vs. NYG | L, 9-7 | 9.0 | 10 | 9 | 0 | 9 | 3 | 44 | 1 | 2 | 0 | 0 | 0 | SP, L, CG |
| 1906-09-15 | BSN | vs. PHI | L, 7-1 | 9.0 | 9 | 7 | 0 | 8 | 4 | 40 | 2 | 0 | 0 | 0 | 0 | SP, L, CG |
| 1906-09-20 | BSN | vs. CHC | W, 1-0 | 9.0 | 3 | 0 | 0 | 0 | 4 | 28 | 0 | 0 | 0 | 0 | 0 | SP, W, CG, SHO |
| 1906-09-25 | BSN | vs. STL | W, 4-3 | 9.0 | 7 | 3 | 0 | 2 | 7 | 35 | 1 | 1 | 0 | 0 | 0 | SP, W, CG |
| 1906-10-02 | BSN | vs. CIN | T, 2-2 | 12.0 | 6 | 2 | 0 | 1 | 8 | 41 | 0 | 0 | 0 | 0 | 0 | SP, CG |
| 1906-10-05 | BSN | @ NYG | W, 7-1 | 9.0 | 9 | 1 | 0 | 2 | 4 | 35 | 2 | 0 | 0 | 0 | 0 | SP, W, CG |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |