Lot Detail - 1991 Mark McGwire Game Used & Signed Oakland A's Home

Mark McGwire Baseball Stats by Baseball Almanac

donruss mark mcgwire Values - MAVIN

Dave Parker reflects on a life of brotherhood and baseball

Mark McGwire Price List - Supercollector Catalog

Lot Detail - 1991 Mark McGwire Game Used & Signed Oakland A's Home Jersey (Sports Investors Authentication & PSA/DNA)

Candid Cam: Rickey speaks about Hall – East Bay Times

JAWS: Mark McGwire won't overcome steroid taint in final HOF year - Sports Illustrated

Mark Mcgwire & Sammy Sosa Signed Cards Plaque

How Much of a Role Did Steroids Play in the Steroid Era? - The Ringer

Oakland Athletics all-time team: Bash Brothers, Rickey Henderson, Reggie Jackson headline prolific roster

What is more impressive: pitching/hitting a perfect game or throwing/catching an unassisted triple play in baseball history? - Quora

1991 Donruss #105 Mark McGwire VG Oakland Athletics - Under the Radar Sports

Absurd energy' comes alive at Oakland A's 'reverse boycott' game – Times Herald Online

1991 Post card #2 of 30 (Collector's Series) - Mark McGwire - Oakland A's

Lot Detail - 1991 Mark McGwire Game Used & Signed Oakland A's Home Jersey (Sports Investors Authentication & PSA/DNA)