George Jackson - Seamheads Negro Leagues Database

George Jackson



George Jackson


Born: birthplace unknown


Bats:
Throws:
Wt:
Biographical
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Notes:




Pitching

Multi-Stint Seasons:



Glossary
Basic Pitching
Team Lg Pos
SP
0
1
.000
1
1
1
0
0
8.0
15
6
12
0
2
1
0
0
43
6.75
23
PYT
NCL
SP
1
0
1.000
1
1
1
0
0
9.0
8
1
6
0
7
4
4
1
44
1.00
325
2
2
SP
1
1
.500
2
2
2
0
0
17.0
23
7
18
0
9
5
4
1
87
3.71
45
162 Game Average
17
17
.500
34
34
34
0
0
289.0
391
119
306
0
153
85
68
17
1479
3.71
45
 
Team Lg Pos
1
Negro Leagues
1
0
1.000
1
1
1
0
0
9.0
8
1
6
0
7
4
4
1
44
1.00
325
1
vs Major Leagues
0
1
.000
1
1
1
0
0
8.0
15
6
12
0
2
1
0
0
43
6.75
23
 
Team Lg Pos
1
Philadelphia Pythians
SP
1
0
1.000
1
1
1
0
0
9.0
8
1
6
0
7
4
4
1
44
1.00
325
1
Cuban Giants
-
0
1
.000
1
1
1
0
0
8.0
15
6
12
0
2
1
0
0
43
6.75
23



Advanced Pitching
Team Lg Pos Lg Lg Lg Lg Lg
PYT
NCL
SP
9.0
1.44
1.65
9.1%
9.0%
15.9%
5.2%
0.57
1.74
0.0%
0.3%
SP
8.0
1.75
0.86
2.3%
18.9%
4.7%
3.2%
0.50
6.00
0.0%
0.0%
2
2
SP
17.0
1.59
1.28
5.7%
13.9%
10.3%
4.2%
0.56
3.75
0.0%
0.1%
 
Team Lg Pos Lg Lg Lg Lg Lg
1
Negro Leagues
9.0
1.44
1.65
9.1%
9.0%
15.9%
5.2%
0.57
1.74
0.0%
0.3%
1
vs Major Leagues
8.0
1.75
0.86
2.3%
18.9%
4.7%
3.2%
0.50
6.00
0.0%
0.0%
 
Team Lg Pos Lg Lg Lg Lg Lg
1
Philadelphia Pythians
SP
9.0
1.44
1.65
9.1%
9.0%
15.9%
5.2%
0.57
1.74
0.0%
0.3%
1
Cuban Giants
-
8.0
1.75
0.86
2.3%
18.9%
4.7%
3.2%
0.50
6.00
0.0%
0.0%



Opponent's Batting
Team Lg Pos
PYT
NCL
SP
1
44
36
8
6
1
0
0
6
7
4
1
1
.167
.318
.194
.513
SP
1
43
41
15
12
2
0
0
0
2
1
0
0
.293
.326
.341
.667
2
2
SP
2
87
77
23
18
3
0
0
6
9
5
1
1
.234
.322
.273
.595
 
Team Lg Pos
1
Negro Leagues
1
44
36
8
6
1
0
0
6
7
4
1
1
.167
.318
.194
.513
1
vs Major Leagues
1
43
41
15
12
2
0
0
0
2
1
0
0
.293
.326
.341
.667
 
Team Lg Pos
1
Philadelphia Pythians
SP
1
44
36
8
6
1
0
0
6
7
4
1
1
.167
.318
.194
.513
1
Cuban Giants
-
1
43
41
15
12
2
0
0
0
2
1
0
0
.293
.326
.341
.667

If you have any questions regarding Negro Leagues statistical or biographical data, please contact gary@seamheads.com. For any other questions/comments/suggestions, please contact the web developer at BaseballGauge@gmail.com.

All biographical data, copyright 2011-2018 Gary Ashwill.

Playing statistics for 1887-1922 and 1926-1938, as well as all Cuban League games (1902-1928) and Negro League vs. Major League games (1887-1944), copyright 2011-2018 Gary Ashwill.

Playing statistics for 1923 (except Negro League vs. Major League games), copyright 2011-2018 Patrick Rock.

Playing statistics for 1933 and 1943, copyright 2013-2018 Scott Simkus.

Playing statistics for 1924-1925, 1939-1942, and 1944-1946 Negro Leagues (not including Cuban League and Negro League vs. Major League games), copyright 2011-2018 Larry Lester, Wayne Stivers, Gary Ashwill.


Defensive Regression Analysis data used here was obtained with permission from Michael Humphreys, author of Wizardry

Win Shares are calculated using the formula in the book Win Shares by Bill James