Bob Osborn
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1931-04-29 | PIT | @ STL | L, 7-1 | 1.0 | 2 | 3 | 1 | 0 | 0 | 6 | 0 | 0 | 0 | 1 | 2 | RP |
| 1931-05-02 | PIT | vs. CIN | W, 11-5 | 3.0 | 2 | 0 | 0 | 1 | 1 | 13 | 0 | 0 | 0 | 1 | 7 | RP, W |
| 1931-05-07 | PIT | vs. STL | L, 11-5 | 0.2 | 3 | 4 | 3 | 2 | 0 | 8 | 0 | 0 | 0 | 1 | 0 | RP |
| 1931-05-28 | PIT | @ STL | W, 11-8 | 4.0 | 4 | 1 | 1 | 1 | 0 | 17 | 1 | 0 | 0 | 3 | 8 | RP, W |
| 1931-06-02 | PIT | vs. BSN | W, 4-3 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | RP, W |
| 1931-06-12 | PIT | vs. NYG | L, 8-2 | 5.2 | 7 | 2 | 2 | 3 | 1 | 26 | 0 | 0 | 1 | 9 | 4 | RP |
| 1931-06-20 | PIT | @ NYG | L, 10-0 | 1.0 | 3 | 3 | 0 | 1 | 0 | 7 | 0 | 1 | 0 | 1 | 2 | RP |
| 1931-06-26 | PIT | @ PHI | L, 13-2 | 1.1 | 6 | 4 | 4 | 1 | 0 | 11 | 2 | 0 | 1 | 2 | 2 | RP |
| 1931-07-04 | PIT | vs. STL | W, 9-8 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 2 | RP, W |
| 1931-07-12 | PIT | @ CIN | L, 6-5 | 7.1 | 5 | 5 | 2 | 2 | 0 | 30 | 1 | 1 | 0 | 13 | 8 | SP |
| 1931-07-16 | PIT | vs. PHI | W, 12-8 | 1.1 | 4 | 4 | 4 | 1 | 0 | 9 | 0 | 0 | 0 | 3 | 1 | SP |
| 1931-07-24 | PIT | vs. BRO | W, 8-7 | 4.0 | 8 | 4 | 4 | 1 | 1 | 20 | 0 | 1 | 0 | 7 | 2 | RP, W |
| 1931-07-29 | PIT | vs. NYG | L, 5-4 | 2.0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 4 | 2 | RP |
| 1931-08-04 | PIT | vs. STL | L, 7-1 | 2.0 | 3 | 0 | 0 | 1 | 1 | 8 | 0 | 0 | 0 | 2 | 1 | RP |
| 1931-08-05 | PIT | vs. STL | L, 16-2 | 0.2 | 6 | 5 | 5 | 0 | 1 | 8 | 3 | 0 | 1 | 0 | 1 | RP |
| 1931-08-15 | PIT | @ PHI | L, 5-4 | 3.0 | 2 | 1 | 1 | 3 | 0 | 14 | 0 | 0 | 0 | 4 | 4 | RP |
| 1931-08-20 | PIT | @ BSN | L, 2-1 | 0.0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | RP |
| 1931-08-23 | PIT | @ BRO | L, 5-4 | 1.0 | 3 | 1 | 1 | 0 | 1 | 6 | 0 | 0 | 0 | 1 | 1 | RP, L |
| 1931-08-25 | PIT | @ BRO | L, 5-0 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | RP |
| 1931-08-27 | PIT | vs. CHC | L, 11-4 | 1.0 | 4 | 3 | 3 | 0 | 0 | 7 | 1 | 1 | 0 | 1 | 2 | RP |
| 1931-08-30 | PIT | @ STL | L, 5-0 | 1.0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 3 | 0 | RP |
| 1931-09-03 | PIT | vs. STL | W, 6-4 | 7.1 | 3 | 0 | 0 | 1 | 0 | 25 | 0 | 0 | 0 | 10 | 11 | RP, W |
| 1931-09-10 | PIT | vs. NYG | L, 6-1 | 4.2 | 4 | 1 | 1 | 0 | 0 | 16 | 1 | 0 | 0 | 7 | 4 | RP |
| 1931-09-16 | PIT | vs. BRO | L, 11-5 | 0.2 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | RP |
| 1931-09-18 | PIT | vs. BSN | L, 6-2 | 6.0 | 7 | 2 | 2 | 1 | 1 | 25 | 0 | 0 | 0 | 9 | 7 | RP |
| 1931-09-21 | PIT | vs. PHI | L, 6-4 | 1.0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 2 | 0 | RP |
| 1931-09-24 | PIT | vs. PHI | L, 5-1 | 2.0 | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 2 | 2 | RP |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |