1991 Upper Deck Denny's Grand Slam Holograms Baseball Forum

This forum is for discussions about 1991 Upper Deck Denny's Grand Slam Holograms Baseball cards.

Inappropriate messages may be deleted. See forum rules for details.

Posted By

Message

DonnaBickel

Posts: 1
Joined: May 2024

Thursday, May 16, 2024 7:55 AM
I have a 1991 Denny's Grand Slam Hologram card that has #10 Mark McGwire on the back and #26 Tim Raines on the front. Wondering what this might be worth?

Posts: 223
Joined: Nov 2021

Thursday, May 16, 2024 8:20 AM
I have a Tim Raines with Andre Dawson on the back - that's two different errors for the same front. I have a correct version too.