1936 – NY Yankee Joe DiMaggio makes his major-league debut, gets 3 hits

1951 – NY Yankee Gil McDougald is 5th to get 6 RBIs in an inning (9th)

1973 – KC Royals’ George Brett gets his 1st major league hit

1980 – Texas Ranger Ferguson Jenkins becomes 4th to win 100 games in AL & NL

1986 – Cubs 3rd baseman Ron Cey hits his 300th & 301st HR

1986 – NY Yankee Don Mattingly is 6th to hit 3 sacrifice flies in a game

1992 – NY Met Eddie Murray is 24th to hit 400 HRS

2000 – The sport of geocaching begins, with the first cache placed and the coordinates from a GPS posted on Usenet.