On September 20, 1924, Future Hall of Famer 37 year-old righty Grover Cleveland Alexander goes the distance to earn his 300th victory when the Chicago Cubs beat the New York Giants in 12 innings, 7-3. To become the fourth pitcher of the modern era to reach the milestone. ‘Old Pete’ will collect 373 victories during his 20-year career with National League teams, which includes stops in Philadelphia and St. Louis.