![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://i.ebayimg.com/images/g/nREAAOSwoIZlEvpv/s-l1600.jpg)
Mark McGwire Baseball Cards
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://www.oldsportscards.com/wp-content/uploads/2023/08/1988-Topps-450-Barry-Bonds-Baseball-Card.webp)
30 Most Valuable 1988 Topps Baseball Cards - Old Sports Cards
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://cdn11.bigcommerce.com/s-ebhaloj/images/stencil/500x659/products/29556/92928/IMG_8927__85055.1686667833.jpg?c=2)
Mark McGwire 1988 Topps All-Star Rookie Green Line on Bat Error #580 Oakland Athletics EX
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://h4f8t5d8.rocketcdn.me/wp-content/uploads/2022/11/Most-valuable-baseball-cards-from-the-1980s.jpg)
Most Valuable Baseball Cards from the 1980s Price Guide & Values
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://www.tcdb.com/Images/Cards/Baseball/125/125-53803RepFr.jpg)
Errors / Variations Gallery - 1988 Topps Baseball
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://i.ytimg.com/vi/FgZAx9pmwtg/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgWShSMA8=&rs=AOn4CLAUs4RL8pkbR3PFnsUZGmGIP85ZTQ)
1988 Topps: ERRORS GALORE
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://cdn10.mavin.io/production/soldItems/304514350/images/image-0.jpg)
1988 Topps Mark Mcgwire Values - MAVIN
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://i.ebayimg.com/images/g/b8UAAOSwemZkvwIt/s-l1200.jpg)
1988 topps 580 mcgwire For Sale - MAVIN
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://i.etsystatic.com/27896774/r/il/d029ed/4279405074/il_fullxfull.4279405074_5fmp.jpg)
Card Error Mark Mcgwire
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://cconnect.s3.amazonaws.com/wp-content/uploads/2017/10/1997-Pinnacle-Totally-Certified-Platinum-Blue-Mark-McGwire-49.jpg)
Top Mark McGwire Baseball Cards, Rookies, Autographs, Minors
![is this the extremely rare error card? 1988 topps #580 Mark McGwire. : r/baseballcards](https://www.oldsportscards.com/wp-content/uploads/2023/08/1988-Topps-10-Ryne-Sandberg-Baseball-Card.webp)
30 Most Valuable 1988 Topps Baseball Cards - Old Sports Cards