In the 7th inning of game 1, Cards LF Cozy Dolan’s single hits his own glove in the grass behind third base. Buc LF Max Carey hustles in and throws Dolan out trying for a double. Pittsburgh wins the opener, 8 – 6, and the Cards rebound in the nitecap, 6 – 4.

On June 29, 1915 In the 7th inning of game 1, Cards LF Cozy Dolan’s single hits his own glove in the grass behind third base. Buc LF Max Carey hustles in and throws Dolan out trying for a double. Pittsburgh wins the opener, 8 – 6, and the Cards rebound in the nitecap, 6 – 4.

Source
Baseball Reference June 29