1998 Event Mark McGwire breaks Roger Marris' 62 home run record for a season, and goes on to hit 70 home runs for the 1998 season 1997 Event St. Louis Card Mark McGwire hits his 58th home run of 1997 (34 with Oak A's) 1997 Event Mark McGwire signs with the St. Louis Cardinals for $26M 1997 Event Mark McGwire joins Babe as only players to hit 50 home runs in 2 consec yrs 1997 Event A's trade Mark McGwire to St. Louis Cardinals07940601 1997 Event 4-1, Mark McGwire his a 538 foot home run 1997 Event Mark McGwire, is 4th to home run on Detroit Tiger left field roof (others are Frank Howard, Harmon Killibrew, and Cecil Fielder) 1996 Event A's Mark McGwire is 13th player to hit 50-home runs in a season 1990 Event Mark McGwire is 1st to hit 30 home runs in each of his 1st 4 seasons 1989 Event Mark McGwire's gets 100th home run, 2nd fastest (1400 at bats) (to Kiner) 1987 Event Oakland 1st baseman Mark McGwire wins AL Rookie of Year 1987 Event Oakland's Mark McGwire sets rookie home run record at 39, en route to 49 1987 Event A's Mark McGwire is 1st rookie to hit 30 home runs before All Star break 1986 Event A's Mark McGwire hits his 1st major league home run 1967 Birthday Dan McGwire, NFL quarterback for the Miami Dolphins 1963 Birthday Mark McGwire, 1st baseman, AL rookie of year 1988, Oakland A's, Cards
