Frank Keffer vs. William Pierson — Career Comparison

Frank Keffer
Pre-GenerationalPennsylvaniaNorth AmericaSyracuse StarsAmerican AssociationRelief Pitcher
William Pierson
Lost GenerationNew JerseyThrows LeftBats LeftNorth AmericaPhiladelphia AthleticsAmerican LeagueRelief Pitcher

Looking at the career totals, Frank Keffer and William Pierson are fairly close on the surface numbers. Frank Keffer carried a career ERA of 5.63 against William Pierson's 3.38. The surface numbers don't cleanly separate Frank Keffer and William Pierson — era context would be needed for a firmer verdict.

Pitching Stats for Frank Keffer and William Pierson

Frank Keffer
Career
Per 9 Innings
1
1
William Pierson
Careerverified
Per 9 Inningsverified
3
3
Frank Keffer
Career
Per 9 Innings
2
1.13
William Pierson
Careerverified
Per 9 Inningsverified
11
3.09
Frank Keffer
Career
Per 9 Innings
1
0.56
William Pierson
Careerverified
Per 9 Innings
2
0.56
Frank Keffer
Careerverified
Per 9 Inningsverified
1
0.56
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
1
0.56
William Pierson
Career
Per 9 Inningsverified
1
0.28
Frank Keffer
Careerverified
Per 9 Inningsverified
50
50
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Inningsverified
50
50
William Pierson
Career
Per 9 Innings
18.18
18.18
Frank Keffer
Careerverified
Per 9 Inningsverified
1
0.56
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Innings
10
5.63
William Pierson
Career
Per 9 Inningsverified
12
3.38
Frank Keffer
Career
Per 9 Innings
5.63
5.63
William Pierson
Careerverified
Per 9 Inningsverified
3.38
3.38
Frank Keffer
Careerverified
Per 9 Inningsverified
3.58
3.58
William Pierson
Career
Per 9 Innings
6.47
6.47
Frank Keffer
Careerverified
Per 9 Inningsverified
4.19
4.19
William Pierson
Career
Per 9 Innings
5.47
5.47
Frank Keffer
Careerverified
Per 9 Inningsverified
0.242
0.242
William Pierson
Career
Per 9 Innings
0.296
0.296
Frank Keffer
Career
Per 9 Innings
48
27
William Pierson
Careerverified
Per 9 Innings
96
27
Frank Keffer
Career
Per 9 Innings
16
9
William Pierson
Careerverified
Per 9 Innings
32
9
Frank Keffer
Careerverified
Per 9 Inningsverified
15
8.44
William Pierson
Career
Per 9 Innings
32
9
Frank Keffer
Careerverified
Per 9 Inningsverified
8.44
8.44
William Pierson
Career
Per 9 Innings
9
9
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Inningsverified
9
5.06
William Pierson
Career
Per 9 Innings
31
8.72
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Inningsverified
5.06
5.06
William Pierson
Career
Per 9 Innings
8.72
8.72
Frank Keffer
Career
Per 9 Innings
4
2.25
William Pierson
Careerverified
Per 9 Inningsverified
10
2.81
Frank Keffer
Career
Per 9 Innings
2.25
2.25
William Pierson
Careerverified
Per 9 Inningsverified
2.81
2.81
Frank Keffer
Careerverified
Per 9 Inningsverified
2
2
William Pierson
Career
Per 9 Innings
0.91
0.91
Frank Keffer
Career
Per 9 Innings
0.813
0.813
William Pierson
Careerverified
Per 9 Inningsverified
1.281
1.281
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Inningsverified
0
0
William Pierson
Career
Per 9 Innings
2
0.56
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Inningsverified
71
39.94
William Pierson
Careerverified
Per 9 Innings
141
39.66
Frank Keffer
Career
Per 9 Innings
1
0.56
William Pierson
Careerverified
Per 9 Inningsverified
7
1.97
Frank Keffer
Careerverified
Per 9 Innings
13
7.31
William Pierson
Career
Per 9 Inningsverified
14
3.94
Frank Keffer
Career
Per 9 Innings
7.31
7.31
William Pierson
Careerverified
Per 9 Inningsverified
3.94
3.94
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
0
Frank Keffer
Careerverified
Per 9 Inningsverified
1.5
1.5
William Pierson
Career
Per 9 Innings
1.969
1.969
Frank Keffer
Career
Per 9 Inningsverified
62
34.88
William Pierson
Careerverified
Per 9 Innings
108
30.38
Frank Keffer
Career
Per 9 Innings
6.5
6.5
William Pierson
Careerverified
Per 9 Inningsverified
1.27
1.27
Frank Keffer
Careerverified
Per 9 Inningsverified
0.259
0.259
William Pierson
Career
Per 9 Innings
0.327
0.327
Frank Keffer
Careerverified
Per 9 Inningsverified
39.94
39.94
William Pierson
Career
Per 9 Innings
39.66
39.66

Fielding Stats for Frank Keffer and William Pierson

Frank Keffer
Career
Per 9 Inningsverified
1
1
William Pierson
Careerverified
Per 9 Innings
3
Frank Keffer
Career
Per 9 Inningsverified
2
1.13
William Pierson
Careerverified
Per 9 Innings
11
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Careerverified
Per 9 Inningsverified
48
27
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Careerverified
Per 9 Inningsverified
16
9
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Careerverified
Per 9 Inningsverified
1
0.56
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Inningsverified
5
2.81
William Pierson
Careerverified
Per 9 Innings
7
Frank Keffer
Career
Per 9 Innings
1
0.56
William Pierson
Career
Per 9 Inningsverified
1
Frank Keffer
Career
Per 9 Inningsverified
7
3.94
William Pierson
Careerverified
Per 9 Innings
8
Frank Keffer
Career
Per 9 Inningsverified
6
3.38
William Pierson
Careerverified
Per 9 Innings
7
Frank Keffer
Career
Per 9 Inningsverified
85.71
85.71
William Pierson
Careerverified
Per 9 Innings
87.5
Frank Keffer
Careerverified
Per 9 Inningsverified
3
3
William Pierson
Career
Per 9 Innings
0.636
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Frank Keffer
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0

Hitting Stats for Frank Keffer and William Pierson

Frank Keffer
Career
Per 600 PA
1
1
William Pierson
Careerverified
Per 600 PAverified
3
3
Frank Keffer
Career
Per 600 PA
2
171.43
William Pierson
Careerverified
Per 600 PAverified
11
942.86
Frank Keffer
Career
Per 600 PA
7
600
William Pierson
Career
Per 600 PA
7
600
Frank Keffer
Career
Per 600 PA
7
600
William Pierson
Career
Per 600 PA
7
600
Frank Keffer
Career
Per 600 PA
0.143
0.143
William Pierson
Careerverified
Per 600 PAverified
0.286
0.286
Frank Keffer
Career
Per 600 PA
0.286
0.286
William Pierson
Careerverified
Per 600 PAverified
0.571
0.571
Frank Keffer
Career
Per 600 PA
1
85.71
William Pierson
Careerverified
Per 600 PAverified
2
171.43
Frank Keffer
Career
Per 600 PA
1
85.71
William Pierson
Careerverified
Per 600 PAverified
2
171.43
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0.13
10.96
William Pierson
Careerverified
Per 600 PAverified
0.52
44.63
Frank Keffer
Career
Per 600 PA
1
85.71
William Pierson
Careerverified
Per 600 PAverified
2
171.43
Frank Keffer
Career
Per 600 PA
1
85.71
William Pierson
Careerverified
Per 600 PAverified
2
171.43
Frank Keffer
Career
Per 600 PA
0.143
0.143
William Pierson
Careerverified
Per 600 PAverified
0.286
0.286
Frank Keffer
Career
Per 600 PA
0.143
0.143
William Pierson
Careerverified
Per 600 PAverified
0.286
0.286
Frank Keffer
Career
Per 600 PA
0.286
0.286
William Pierson
Careerverified
Per 600 PAverified
0.571
0.571
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0.1
0.1
William Pierson
Careerverified
Per 600 PAverified
0.2
0.2
Frank Keffer
Career
Per 600 PA
0.167
0.167
William Pierson
Careerverified
Per 600 PAverified
0.4
0.4
Frank Keffer
Career
Per 600 PA
0.143
0.143
William Pierson
Careerverified
Per 600 PAverified
0.4
0.4
Frank Keffer
Careerverified
Per 600 PAverified
1
85.71
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Careerverified
Per 600 PAverified
1
85.71
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
-0.01
-1.16
William Pierson
Careerverified
Per 600 PAverified
0.69
59.04
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Careerverified
Per 600 PAverified
0
0
William Pierson
Career
Per 600 PA
2
171.43
Frank Keffer
Career
Per 600 PA
William Pierson
Careerverified
Per 600 PAverified
3.5
3.5
Frank Keffer
Career
Per 600 PA
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Frank Keffer
Career
Per 600 PA
William Pierson
Career
Per 600 PA