Big Days in Astros History - July 14, 1967 - Eddie Mathews' 500th homer
Accidental Astros in Cooperstown
Ramon Martinez throws no-hitter for Dodgers in 1995 - Los Angeles Times
Astros Daily - Home Run Alley
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The 500-HR Club - Fun Facts & Stats - Baseball Roundtable
WHEN TOPPS HAD (BASE)BALLS!: TURN BACK THE CLOCK- EDDIE MATHEWS SLAMS HIS 500TH CAREER HOME RUN
Houston Astros - Wikipedia
500 Home Run Club
The growth of the 500 Home Run Club, through the years
Astros Daily - Home Run Alley
Houston Astros history - 1967 season
Eddie Mathews HOF 500th Home Run San Francisco July 14, 1967 Photo Honor
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This Day in Braves History: Eddie Mathews homers 4 times in doubleheader - Battery Power
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