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Duster Mails
John Walter Mails (Walter or The Great)

Bats Left, Throws Left
Height 6' 0", Weight 195 lb.
School Saint Mary's College of California

Debut September 28, 1915
Final Game April 29, 1926
Born October 1, 1894 in San Quentin, CA
Died July 5, 1974 in San Francisco, CA

 About biographical information

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Pitching  Glossary / Neutralize Stats
 Year Ag Tm  Lg  W   L   G   GS  CG SHO  GF SV   IP     H    R   ER   HR  BB   SO  HBP  WP  BFP  IBB  BK  ERA *lgERA *ERA+ WHIP
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
 1915 20 BRO NL   0   1   2   0   0   0   2  0    5.0    6    5    2   2    5    3   0   0    24       0  3.60  2.77   77 2.200
 1916 21 BRO NL   0   1  11   0   0   0  10  0   17.3   15    7    7   1    9   13   0   1    73       0  3.63  2.67   73 1.385
 1920 25 CLE AL   7   0   9   8   6   2   1  0   63.3   54   18   13   1   18   25   0   1   253       0  1.85  3.79  205 1.137
 1921 26 CLE AL  14   8  34  24  10   2   4  2  194.3  210  103   85   4   89   87   2   2   861       0  3.94  4.28  109 1.539
 1922 27 CLE AL   4   7  26  13   4   1   7  0  104.0  122   69   61   8   40   54   4   2   477       0  5.28  3.99   76 1.558
 1925 30 STL NL   7   7  21  14   9   0   2  0  131.0  145   78   67  11   58   49   7   1   592       0  4.60  4.31   94 1.550
 1926 31 STL NL   0   1   1   0   0   0   0  0    1.0    2    1    0   0    1    1   0   0     8       0  0.00  3.90  inf 3.000
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
  7 Yr WL% .561  32  25 104  59  29   5  26  2  516.0  554  281  235  27  220  232  13   7  2288       0  4.10  4.10  100 1.500
+--------------+---+---+---+---+---+---+---+--+------+----+----+----+---+----+----+---+---+-----+---+---+-----+-----+----+-----+
 162 Game Avg    13  10  43  24  12   2  10  0  215.0  231  117   98  11   91   96   5   2   954   0   0  4.10  4.10  100 1.500
 Career High     14   8  34  24  10   2  10  2  194.3  210  103   85  11   89   87   7   2   861   0   0  1.85  4.31  205 1.137

* indicates the value is park adjusted (now all 3-year factors)
Batting  Glossary / Neutralize Stats
 Year Ag Tm  Lg  G   AB    R    H   2B 3B  HR  RBI  SB CS  BB  SO   BA   OBP   SLG *OPS+  TB   SH  SF IBB HBP GDP 
+--------------+---+----+----+----+---+--+---+----+---+--+---+---+-----+-----+-----+----+----+---+---+---+---+---+
 1915 20 BRO NL   2    1    0    0   0  0   0    0   0      0   0  .000  .000  .000 -100    0   0           0    
 1916 21 BRO NL  11    4    1    1   0  0   0    0   0      0   2  .250  .250  .250   52    1   0           0    
 1920 25 CLE AL   9   20    3    4   1  0   0    0   0  0   2   6  .200  .273  .250   37    5   3           0    
 1921 26 CLE AL  34   64    5    6   2  0   0    4   0  0   9  38  .094  .205  .125  -15    8   8           0    
 1922 27 CLE AL  26   31    2    5   1  1   0    1   0  0   2  14  .161  .212  .258   21    8   1           0    
 1925 30 STL NL  21   45    3    6   2  0   0    3   0  1   3  13  .133  .188  .178   -7    8   2           0    
+--------------+---+----+----+----+---+--+---+----+---+--+---+---+-----+-----+-----+----+----+---+---+---+---+---+
 7 Seasons      104  165   14   22   6  1   0    8   0  1  16  73  .133  .210  .182    1   30  14   0   0   0   0
+--------------+---+----+----+----+---+--+---+----+---+--+---+---+-----+-----+-----+----+----+---+---+---+---+---+
 162 Game Avg        257   22   34   9  2   0   12   0  2  25 114  .133  .210  .182    1   47  22   0   0   0   0
 Career High     34   64    5    6   2  1   0    4   0  1   9  38                           8   8   0   0   0   0
Special Batting  Glossary
 Year Ag Tm  Lg  PA  Outs  RC  RC/G   AIR    BA *lgBA   OBP *lgOBP  SLG *lgSLG  OPS *lgOPS*OPS+  OWP *BtRns BtWin SB% 
+--------------+----+----+----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+----+-----+-----+-----+----+
 1915 20 BRO NL    1    1    0   0.0    82| .000  .258| .000  .321| .000  .345| .000  .666|-100  .000  -0.2   0.0     
 1916 21 BRO NL    4    3    0   0.0    80| .250  .258| .250  .316| .250  .344| .500  .660|  52  .000  -0.2   0.0     
 1920 25 CLE AL   25   19    1   1.4   109| .200  .295| .273  .360| .250  .405| .523  .765|  37  .103  -1.8  -0.2   0%
 1921 26 CLE AL   81   66    2   0.8   116| .094  .302| .205  .368| .125  .424| .330  .793| -15  .033 -11.5  -1.1   0%
 1922 27 CLE AL   34   27    2   2.0   111| .161  .294| .212  .359| .258  .413| .470  .772|  21  .169  -3.8  -0.4   0%
 1925 30 STL NL   50   42    1   0.6   116| .133  .303| .188  .361| .178  .432| .366  .793|  -7  .021  -7.4  -0.7   0%
+--------------+----+----+----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+----+-----+-----+-----+----+
 7 Seasons       195  158    6   1.0   113| .133  .299| .210  .362| .182  .420| .392  .782|   1  .053 -25.0  -2.4     

* indicates the value is park adjusted (now all 3-year factors)
Fielding  Glossary
 Year Ag Tm  Lg Pos   G     PO    A    E   DP    FP   lgFP  RFg  lgRFg  RF9  lgRF9  GS   Inn  
+--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+
+---- Fielding Sorted by Year ------+
1915 20 BRO NL P 2 0 2 0 0 1.000 .952 1.00 1.70 3.60 2.70 0 5.0 1916 21 BRO NL P 11 0 2 0 0 1.000 .952 0.18 1.63 1.04 2.65 0 17.3 1920 25 CLE AL P 9 3 10 0 0 1.000 .949 1.44 1.66 1.85 2.70 8 63.3 1921 26 CLE AL P 34 7 33 2 0 .952 .957 1.18 1.56 1.85 2.70 24 194.3 1922 27 CLE AL P 26 6 24 0 1 1.000 .962 1.15 1.48 2.60 2.60 13 104.0 1925 30 STL NL P 21 4 24 3 1 .903 .956 1.33 1.35 1.92 2.44 14 131.0 1926 31 STL NL P 1 0 1 1 0 .500 1.000 1.00 1.40 9.00 2.70 0 1.0
+---- Fielding Sorted by Position --+
1915 20 BRO NL P 2 0 2 0 0 1.000 .952 1.00 1.70 3.60 2.70 0 5.0 1916 21 BRO NL P 11 0 2 0 0 1.000 .952 0.18 1.63 1.04 2.65 0 17.3 1920 25 CLE AL P 9 3 10 0 0 1.000 .949 1.44 1.66 1.85 2.70 8 63.3 1921 26 CLE AL P 34 7 33 2 0 .952 .957 1.18 1.56 1.85 2.70 24 194.3 1922 27 CLE AL P 26 6 24 0 1 1.000 .962 1.15 1.48 2.60 2.60 13 104.0 1925 30 STL NL P 21 4 24 3 1 .903 .956 1.33 1.35 1.92 2.44 14 131.0 1926 31 STL NL P 1 0 1 1 0 .500 1.000 1.00 1.40 9.00 2.70 0 1.0
+--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+ Position Total P* 104 20 96 6 2 .951 .957 1.12 1.51 2.02 2.61 59 516.0 +--------------+---+----+------+----+----+----+-----+-----+-----+-----+-----+-----+----+------+ Overall Total 104 20 96 6 2 .951 .957 1.12 1.51 2.02 2.61 59 516
An Important note about our fielding stats

Postseason Pitching Gamelogs / Vs. Batter

 Year   Round Tm  Opp WLser  G   GS   ERA   W  L SV CG   IP   H   ER  BB  SO
+------+-----+---+---+-----+---+---+------+--+--+--+--+-----+---+---+---+---+
 1920   WS    CLE BRO     W   2   1   0.00  1  0  0  1  15.2   6   0   6   6 
+------+-----+---+---+-----+---+---+------+--+--+--+--+-----+---+---+---+---+
Postseason Batting Gamelogs / Vs. Pitcher

 Year   Round Tm  Opp WLser  G   AB  R   H  2B 3B HR RBI  BB  SO   BA   OBP   SLG   SB CS  SH  SF HBP
+------+-----+---+---+-----+---+---+---+---+--+--+--+---+---+---+-----+-----+-----+---+--+---+---+---+
 1920   WS    CLE BRO     W   2   5   0   0  0  0  0   0   0   1  .000  .000  .000   0  0   0   0   0 
+------+-----+---+---+-----+---+---+---+---+--+--+--+---+---+---+-----+-----+-----+---+--+---+---+---+

WLser shows whether the player's team Won or Lost the series.
Appearances on Leaderboards and Awards   Glossary

Awards are Year-League-Award, Stats are Year-Value-Rank, (Pos) for All-Star indicates starter & * indicates they played.

Won-Loss %
1921 AL-.636-7

Strikeouts/9IP
1921 AL-4.03-5

Shutouts
1921 AL-2-9

Bases On Balls Allow.
1921 AL-89-6

Hit Batsmen
1925 NL-7-4

Gray Ink: Pitching - 4 (1934) (Average HOFer ≈ 185)
HOF Standards: Pitching - 5.0 (1323) (Average HOFer ≈ 50)
HOF Monitor: Pitching - 5.0 (1212) (Likely HOFer > 100)
Overall Rank in parentheses.

Act.- Denotes rank among active players, Car. - Denotes career rank
Click on the Car, Act or Year to see the career, active, or league leaderboard.


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Most Similar by Age 
  1. Dave Hamilton (980)  2 3 4 5 6 7 8 9 10 C
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  3. Harry Perkowski (973)  2 3 4 5 6 7 8 9 10 C
  4. George Van Haltren (971)  2 3 4 5 6 7 8 9 10 C

Explanation of Similarity Scores


Transactions 

May 10, 1917: Selected off waivers by the Pittsburgh Pirates from the Brooklyn Robins.


The transaction information used here was obtained free of charge from and is copyrighted by RetroSheet. Last transaction is September 30, 2007.
Uniforms 
View Duster Mails's uniforms at Dressed to the Nines
a Baseball Hall of Fame on-line exhibit

Other References 
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Viewed 13212 times through July 26, 2008.
Name and misspellings: Walter John james jim jimmy The jon Duster Great Walter Mails

Pages Updated through July 25,2008. Pages designed and created by Baseball-Reference part of Sports Reference, Inc. (Copyright ©2000-2007).
Statistics may come from our work, the Baseball Databank, or other sources including SABR.org and RetroSheet.org..

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