Harry Harper
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1921-05-13 | NYY | @ DET | W, 6-4 | 5.1 | 8 | 2 | 2 | 3 | 3 | 26 | 3 | 1 | 0 | 3 | 9 | SP, W |
| 1921-08-25 | NYY | @ CLE | L, 15-1 | 1.0 | 3 | 4 | 4 | 1 | 0 | 9 | 0 | 1 | 0 | 0 | 2 | RP |
| 1921-09-01 | NYY | vs. WSH | W, 8-1 | 9.0 | 8 | 1 | 1 | 1 | 3 | 37 | 0 | 0 | 0 | 8 | 13 | SP, W, CG |
| 1921-09-07 | NYY | vs. BOS | W, 7-2 | 9.0 | 7 | 2 | 2 | 3 | 2 | 35 | 3 | 1 | 0 | 11 | 12 | SP, W, CG |
| 1921-09-13 | NYY | vs. CHW | L, 6-2 | 7.0 | 8 | 5 | 5 | 3 | 5 | 33 | 0 | 0 | 2 | 4 | 10 | SP, L |
| 1921-09-20 | NYY | vs. DET | W, 4-2 | 9.0 | 8 | 2 | 2 | 5 | 4 | 38 | 0 | 0 | 0 | 8 | 13 | SP, W, CG |
| 1921-09-24 | NYY | vs. CLE | L, 9-0 | 3.1 | 3 | 5 | 5 | 6 | 1 | 19 | 2 | 0 | 0 | 3 | 6 | SP, L |
| 1921-09-27 | NYY | vs. SLB | L, 2-0 | 9.0 | 7 | 2 | 2 | 3 | 5 | 38 | 0 | 1 | 1 | 7 | 9 | SP, L, CG |
| 1921-10-11 | NYY | vs. NYG | L, 8-5 | 1.1 | 3 | 3 | 3 | 2 | 1 | 9 | 0 | 0 | 2 | 0 | 3 | SP |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |