The Most Home Runs in a Season, Postseason and Career
TSN Archives: Barry Bonds' 71 homers are a lot, how about 755? (Oct. 8, 2001)
Mark McGwire's 70th home run ball is worth way less than $3 million
The New York Times: This Day In Sports
Page 2 : 616* (* no asterisk required)
Barry Bonds 756: 15 Years Later
Mark McGwire thinks Aaron Judge will break Barry Bonds' HR record
SABR 50 at 50: Record-Setting Events – Society for American Baseball Research
Aaron Judge hitting 62 home runs is awesome, but it's not MLB's 'true record
On This Day, Oct. 5: World Series airs on radio for first time
Mark McGwire's 70th home run ball -- once sold for over $3M -- may be worth just $250K now
Barry Bonds - Wikipedia