July 23, 1969: Willie McCovey's two homers power National League to All-Star win – Society for American Baseball Research
July 23, 1969: Willie McCovey's two homers power National League to All-Star win – Society for American Baseball Research
Willie McCovey's hardest hit home run
Best MVP-year cards
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Roundup: McCovey Clouts 2 Homers To Reach Total of 401 on Career List - The New York Times
June 30, 1978: Giants star Willie McCovey slugs 500th home run – Society for American Baseball Research
National Baseball Hall of Fame and Museum Education Department
Remembering Willie McCovey, a True Giant of a Man
Cardboard appreciation: 1981 Topps 1980 NL Championships
One more time for The Infield
1969 Topps National League Home Run Leaders Values - MAVIN
Topps in 1972, Part 1 – SABR's Baseball Cards Research Committee
Tommie Agee – Society for American Baseball Research
August 24, 1969: Juan Marichal holds off Expos in front of distinguished guest Lester Pearson – Society for American Baseball Research
