Turning an unassisted triple play -- Pitching an immaculate inning -- Striking out 20 batters in a single game -- Two grand slams in one game -- Four strikeouts in an inning -- Position players pitching -- Hitting for the cycle -- Hitting four home runs in a game -- Six walks in a game -- Knocking in ten runs in a game -- Homering on first pitch faced in the major leagues -- Six hits in a game -- The super slam -- Stealing for the cycle in one inning -- Stealing six bases in a single game -- Getting on base in 17 consecutive plate appearances -- Getting a hit in 12 consecutive at bats -- Hitting a home run in eight consecutive games -- 40/40 season -- Hitting .400 -- Hitting fifty home runs in a season -- Winning a league batting title -- Hitting streaks of 40+ games -- Winning the triple crown (as a batter) -- Stealing 100 bases in a season -- Striking out 300 batters in a season -- Winning 30 games in a season -- Pitching 50+ consecutive scoreless innings -- Winning the triple crown (as a pitcher) -- Saving 50 games in a season.

Includes bibliographical references.