Did you know that there have been six no-hitters thrown on one day--September 20? Or that Ken Griffey, Jr., hit his first homer on Ken, Sr.'s 39th birthday? This reference, a calendar-based arrangement of the storied history of baseball, will tell you that, and much more. Arranged by month and then by date, this is the ultimate listing of historical events, milestones, records, trades, birthdays and memorable moments associated with America's National Pastime.