July 9 – At Sportsman's Park, home of the St. Louis Cardinals, the American League defeats the National League, 6-5, in the All-Star Game. Seven Cincinnati Redlegs - Ed Bailey, Gus Bell, Don Hoak, Roy McMillan, Wally Post, Frank Robinson and Johnny Temple - had been "voted" in as starters for the National League, with first baseman George Crowe the only Redleg not voted in, being beaten out in the final vote tally by hometown favorite Stan Musial. After an investigation found this was the result of a ballot stuffing campaign by Redlegs fans, Commissioner Ford Frick removed Bell and Post from the starting lineup and replaced them with Hank Aaron and Willie Mays; Bell remained on the team as a reserve, while Post was injured and would have been unable to play in any event. July 18 – New York Giants owner Horace Stoneham says the team will quit New York City after the season. He says he has not heard anything more from San Francisco and that his move is not contingent on that of the Dodgers. He sees a new stadium or joint occupancy with the New York Yankees as the only reason for the Giants to stay in New York. july 20 - In a key pennant chase game, the Brooklyn Dodgers beat the Chicago Cubs 7-5. Duke Snider was the star of the game as he hit his 24th homer of the season, his 8th in 10 games since the All-Star Game and most important he hit his 300th home run in this game. July 26 – Mickey Mantle hits 200th career home run. August August 1 – Gil Hodges belted his 13th career grand slam to establish a new record in the National League. This would also be the last grand slam in the history of the Brooklyn Dodgers club. August 19 – As Stoneham cites poor attendance as the reason for the Giants' move, the team's board of directors votes 8-1 to move to California in 1958, as San Francisco promises a new stadium in the Bayview area. The only dissenting vote is by M. Donald Grant, who would go on to be one of the founders of the New York Mets. August 20 – Bob Keegan of the Chicago White Sox no-hits the Washington Senators 6-0 in the second game of a doubleheader at Comiskey Park. The no-hitter is the first by