At the Polo Grounds, the Braves smack two homers (Willard Marshall and Walker Cooper) in the top of the third, only to have the Giants answer with three home runs – by Wes Westrum, Bobby Thomson, and Don Mueller – in the bottom of the inning. The Giants outslug the Braves for the game, 12 – 10.

On July 6, 1951, At the Polo Grounds, the Braves smack two homers (Willard Marshall and Walker Cooper) in the top of the third, only to have the Giants answer with three home runs – by Wes Westrum, Bobby Thomson, and Don Mueller – in the bottom of the inning. The Giants outslug the Braves for the game, 12 – 10.

Source:

Baseball Reference July 6