At St. Louis, A’s pitcher Walt Kinney relieves in the 3rd with his team down 3 – 0, and helps tie the score in the 6th by reaching Urban Shocker for a solo home run. The Browns rock Kinney for four runs in the 7th and he is lifted, and St. Louis goes on to win, 10 – 5. For Kinney, his home run comes in his last major league at-bat.

On May 9, 1923 — At St. Louis, A’s pitcher Walt Kinney relieves in the 3rd with his team down 3 – 0, and helps tie the score in the 6th by reaching Urban Shocker for a solo home run. The Browns rock Kinney for four runs in the 7th and he is lifted, and St. Louis goes on to win, 10 – 5. For Kinney, his home run comes in his last major league at-bat.

Source:
Baseball Reference May 9