![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=408286840767860&get_thumbnail=1)
Mark McGwire Highlight Reel, Happy birthday, Big Mac! 🎉, By Oakland Athletics Highlights
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://m.media-amazon.com/images/I/61KzAT7FYoL.jpg)
1988 Topps Glossy Rookies #13 Mark McGwire Oakland Athletics (1987 Rookie Debut) MLB Baseball Card NM-MT : Collectibles & Fine Art
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://i.ebayimg.com/images/g/DScAAOSwvfVkzBJE/s-l1200.jpg)
MARK MCGWIRE TOPPS TRIBUTE BASE OAKLAND A'S ATHLETICS #31 2023 23
Condition is (NM).
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://i.ebayimg.com/images/g/xBMAAOSwphhfdlgn/s-l1600.jpg)
Mark McGwire 1990 Leaf #62 Oakland Athletics Baseball Card, HOF, 1st Baseman(NM)
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://images2.minutemediacdn.com/image/upload/c_crop,w_3300,h_1856,x_0,y_350/c_fill,w_1440,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/101/01h8r93c79emktfj4x6q.jpg)
Facts: A's Zack Gelof has already done something Mark McGwire never accomplished
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://cdn11.bigcommerce.com/s-ebhaloj/images/stencil/1280x1280/products/27405/88079/IMG_4802__17259.1683666578.jpg?c=2)
Mark McGwire 1988 Topps All-Star Rookie Green Line on Bat Error #580 Oakland Athletics EX
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://m.media-amazon.com/images/I/61qOGW2UVWL.jpg)
1992 Upper Deck #153 Mark McGwire NM-MT Oakland Athletics Baseball : Collectibles & Fine Art
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://media.gettyimages.com/id/94692724/photo/mark-mcguire-of-the-oakland-athletics-bats-during-batting-practice-prior-to-the1990-all-star.jpg?s=612x612&w=gi&k=20&c=qy_e3giSVL5fzzeJFguzcGxRPodSqgln0tK09WpOdOc=)
727 Mark Mcgwire Oakland Stock Photos, High-Res Pictures, and Images - Getty Images
![Oakland Athletics' 1st Baseman, Mark McGwire, batting during a](https://www.usatoday.com/gcdn/authoring/authoring-images/2023/09/07/USAT/70790390007-xxx-a-01-g-1-lede-09-v-2-55-p-3-x-54-p-6.JPG?crop=896,507,x0,y172)
Mark McGwire exclusive: 25 years after 1998 MLB Home Run Chase