Today in Baseball History: June 29th

1990 On June 29, 1990, Dave Stewart of the Oakland A's and Fernando Valenzuela of the Los Angeles Dodgers pitch no-hitters. Stewart blanks the Toronto Blue Jays, 5-0, before Valenzuela shuts down the St. Louis Cardinals, 6-0. This marks the first time that two pitchers throw complete game no-hitters on the same day.

1984 On June 29, 1984, Pete Rose of the Montreal Expos becomes the major leagues' all-time leader in games played. Rose plays in his 3,309th game, surpassing Carl Yastrzemski.

1983 On June 29, 1983, former major league sensation Mark "The Bird" Fidrych announces his retirement. The 1976 American League Rookie of the Year had been attempting a comeback in the minor leagues, but was struggling with a record of 2-5 and an ERA of 9.68 for the Pawtucket Red Sox.

1972 On June 29, 1972, the Oakland A's and Atlanta Braves become the first teams to trade former MVPs for one another. Oakland sends Denny McLain to Atlanta for Hall of Famer Orlando Cepeda. McLain will win just three of eight decisions with the Braves, while Cepeda will come to bat only three times with the A's because of knee problems.

1969 On June 29, 1969, Billy Williams of the Chicago Cubs sets a new record for the most consecutive games played by a National League player. Playing in his 896th straight game, Williams surpasses the old record held by Stan Musial.

1968 On June 29, 1968, Jim Northrup of the Detroit Tigers sets a major league record by hitting his second grand slam of the week and ties a record by hitting his third slam of the month. Northrup's latest grand slam accounts for almost of the Tigers' run in a 5-2 win over the Chicago White Sox.

1950 On June 29, 1950, the Chicago American Giants of the Negro American League sign two white players, Lou Chirban and Lou Clarizio, to contracts. The moves are intended to discourage major league teams from continuing to sign top Negro Leagues players.

1941 On June 29, 1941, Joe DiMaggio breaks George Sisler's record for the longest hitting streak in American League history. In the first game of a doubleheader, DiMaggio hits a double to tie the mark. In the second game, DiMaggio singles in five at-bats to break Sisler's 1922 record of 41 straight games.

1934 On June 29, 1934, the playing streak of Lou Gehrig is put in serious jeopardy when he is hit in the head with a pitch during an exhibition game. Gehrig is diagnosed with a concussion but returns to the lineup the next day and collects three triples before rains wash out the game.