In a rain-interrupted game before 47,871, Don Black of the Cleveland Indians pitches a no-hitter, beating the Philadelphia Athletics 3 – 0 in the first game of a doubleheader. It is the first no-hitter at Municipal Stadium.

On July 10, 1947 In a rain-interrupted game before 47,871, Don Black of the Cleveland Indians pitches a no-hitter, beating the Philadelphia Athletics 3 – 0 in the first game of a doubleheader. It is the first no-hitter at Municipal Stadium.

Source

Baseball Reference July 10