1. Batting, pitching, fielding, personal, team, and awards data come from the archive at seanlahman.com. This database is copyright 1996-2014 by Sean Lahman. This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License. For details see: http://creativecommons.org/licenses/by-sa/3.0/
   
2. A pitcher's winning percentage is only counted if the number of decisions (wins plus losses) is at least 10. The raw data come from the archive at seanlahman.com. This database is copyright 1996-2014 by Sean Lahman. This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License. For details see: http://creativecommons.org/licenses/by-sa/3.0/
   

Al Maul of the 1898 Baltimore Orioles threw right-handed, was a 20-game winner, played on a winning team, played in Union Park, and was born in Philadelphia.

• achievement score (4.2 see References)
• assists (38)
• complete games (26)
• double plays (0)
• games finished (0)
• games played (28)
• games started (28)
• innings pitched (239.7)
• putouts (9)
• saves (0)
• shutouts (1)
• strikeouts (31)
• strikeouts per nine innings (1.2)
• winning percentage (74.1%)
• wins (20)
• balks (0)
• earned run average (2.1)
• earned runs (56)
• errors (2)
• hit by pitch (4)
• hits (207)
• hits per nine innings (7.8)
• homers given up (3)
• homers per nine innings (.1)
• losses (7)
• runs allowed (74)
• walks (49)
• walks per nine innings (1.8)
• wild pitches (1)
• age (33 yrs)
• batters faced (0)
• height (6'0")
• innings pitched per game (8.6)
• weight (175 lbs)

Sources