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. Player heights and weights have a single value for their entire career. The 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/
   

Walter Clarkson of the 1907 Cleveland Naps threw right-handed, played on a winning team, attended Harvard University, played in League Park I, and was born in Massachusetts.

• achievement score (-0.7 see References)
• assists (24)
• complete games (9)
• double plays (2)
• games finished (5)
• games played (17)
• games started (10)
• innings pitched (90.7)
• putouts (9)
• saves (0)
• shutouts (1)
• strikeouts (32)
• strikeouts per nine innings (3.2)
• winning percentage (40.0%)
• wins (4)
• balks (0)
• earned run average (1.99)
• earned runs (20)
• errors (3)
• hit by pitch (3)
• hits (77)
• hits per nine innings (7.6)
• homers given up (1)
• homers per nine innings (.1)
• losses (6)
• runs allowed (40)
• walks (29)
• walks per nine innings (2.9)
• wild pitches (1)
• age (29 yrs)
• batters faced (377)
• height (5'10")
• innings pitched per game (5.3)
• weight (150 lbs)

Sources