Walt Dropo continues his streak in the opening game of a doubleheader, going 4 for 4 against the Washington Senators’ Walt Masterson. In the second game, he gets 3 hits in his first 3 at bats to run his streak to 12 straight hits. He goes 4 for 5 with 5 RBI, but Washington wins both games, 8 – 2 and 9 – 8.

On July 15, 1952 Walt Dropo continues his streak in the opening game of a doubleheader, going 4 for 4 against the Washington Senators’ Walt Masterson. In the second game, he gets 3 hits in his first 3 at bats to run his streak to 12 straight hits. He goes 4 for 5 with 5 RBI, but Washington wins both games, 8 – 2 and 9 – 8.

Source
Baseball Reference July 15