Tommy Corcoran uncovers a metal box being used by the Phillies in a sophisticated scheme to steal signs.

Tommy Corcoran uncovers a metal box being used by the Phillies in a sophisticated scheme to steal signs.

At Philadelphia Park, Tommy Corcoran leaves his shortstop position and begins digging around the third base coaching box with his spikes. The Reds’ captain uncovers a metal box with an electrical device inside with attached wires which is most likely being used by the Phillies in a sophisticated scheme to steal signs.

1900 – At the Polo Grounds, the Giants pull off the first triple play of the 20th century. With Chicago’s Johnny Kling behind the plate, Jack Doyle, George Davis and Kid Gleason do the deed. It’ll be 10 years before another trifecta is pulled off in the National League.

1900 – At the Polo Grounds, the Giants pull off the first triple play of the 20th century. With Chicago’s Johnny Kling behind the plate, Jack Doyle, George Davis and Kid Gleason do the deed. It’ll be 10 years before another trifecta is pulled off in the National League.

At the Polo Grounds, Christy Mathewson makes his first start, pitching a complete game loss to the Orphans.

At the Polo Grounds, Christy Mathewson makes his first start, pitching a complete game loss to the Orphans.

1900 – At the Polo Grounds, Christy Mathewson makes his first start, pitching a complete game loss to the Orphans. Chicago wins, 6 – 5, scoring four runs in the first, thanks to an error by 1B Jack Doyle.

Sammy Strang, a rookie 3B, breaks in with seven hits for the Chicago Orphans in a doubleheader against the Giants. Chicago catcher Johnny Kling and Giants pitcher Win Mercer collide at the plate in the 7th inning of the second game, and Mercer is carried off the field unconscious. Chicago coasts, 9 – 1 in the opener, with Mercer the loser to Jock Menefee. New York takes the nitecap, 7 – 6, when Dummy Taylor fashions a 7-inning win over Jack Taylor.

Sammy Strang, a rookie 3B, breaks in with seven hits for the Chicago Orphans in a doubleheader against the Giants. Chicago catcher Johnny Kling and Giants pitcher Win Mercer collide at the plate in the 7th inning of the second game, and Mercer is carried off the field unconscious. Chicago coasts, 9 – 1 in the opener, with Mercer the loser to Jock Menefee. New York takes the nitecap, 7 – 6, when Dummy Taylor fashions a 7-inning win over Jack Taylor.

The Chicago White Stockings roll by Cleveland, 12 – 4, to clinch the American League’s first pennant. The AL is still considered a minor league, but will change its status before next season.

The Chicago White Stockings roll by Cleveland, 12 – 4, to clinch the American League’s first pennant. The AL is still considered a minor league, but will change its status before next season.

The Reds commit 17 errors in a doubleheader at Brooklyn, losing 7 – 2 and 13 – 9, the most errors in one day by any team in the 20th century. Iron Man McGinnity closes both games for Brooklyn; he has worked in every game for a week.

The Reds commit 17 errors in a doubleheader at Brooklyn, losing 7 – 2 and 13 – 9, the most errors in one day by any team in the 20th century. Iron Man McGinnity closes both games for Brooklyn; he has worked in every game for a week.

The Giants batter P Nixey Callahan for 23 hits in a 14 – 3 win over the Chicago Orphans

The Giants batter P Nixey Callahan for 23 hits in a 14 – 3 win over the Chicago Orphans

1900 – The Giants batter P Nixey Callahan for 23 hits in a 14 – 3 win over the Chicago Orphans. In the 2nd game, a 3 – 3 tie called because of darkness after nine innings, Chicago rookie C Johnny Kling debuts with 3 for 4 at the plate.

Harry Wolverton

Phils 3B Harry Wolverton is struck in the head by a pole beside the tracks suffering a possible skull fracture

1900 – While riding on the steps of a crowded streetcar in Philadelphia, Phils 3B Harry Wolverton is struck in the head by a pole beside the tracks, suffering a possible skull fracture. He recovers and finishes his major league career as a player-manager for the Highlanders in 1912.

1900 – Brickyard Kennedy, en route to his 4th 20-win season for the Superbas, walks six Phillies in a row in the 2nd inning of a 9 – 4 loss.

1900 – Brickyard Kennedy, en route to his 4th 20-win season for the Superbas, walks six Phillies in a row in the 2nd inning of a 9 – 4 loss.