Johnny O'Brien vs. Tom Simpson: Head-to-Head Stats Comparison

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Johnny O'Brien vs. Tom Simpson

Regular Season: 1 PA , //, 0 HR, 0 K

Playoffs: 0 PA

Johnny O'Brien vs. Tom Simpson: Pitching Comparison

Johnny O'Brien vs. Tom Simpson: Totals

Johnny O'Brien vs. Tom Simpson: Value

Johnny O'Brien vs. Tom Simpson: Totals Against

Johnny O'Brien vs. Tom Simpson: Starting & Relieving

Johnny O'Brien vs. Tom Simpson: Ratios

Johnny O'Brien vs. Tom Simpson: Pitch Summary

Johnny O'Brien vs. Tom Simpson: Batter vs. Pitcher

Tom Simpson (Pitcher) vs. Johnny O'Brien (Batter): Year-by-Year Totals

Tom Simpson (Pitcher) vs. Johnny O'Brien (Batter): Plate Appearances

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Johnny O'Brien vs. Tom Simpson: Batting Comparison

Johnny O'Brien vs. Tom Simpson: Batting Totals

Johnny O'Brien vs. Tom Simpson: Batting Value

Johnny O'Brien vs. Tom Simpson: Batting Sabermetric

Johnny O'Brien vs. Tom Simpson: Batting Win Probability

Data coverage:

Game data: Game data is only available for the American League, National League, and Federal League. Since 1901 for regular season data, since 1933 for the All-Star Game, and since 1903 for the Postseason.

Season data: Since 1871. Stats relying on play-by-play data are complete back to 1969, nearly complete back to 1950, and mostly complete back to 1912. Postseason data since 1903.

Please see our data coverage page for details.

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