Autographed 3x5 index card of Mark McGwire. Mr. McGwire played for the Oakland A's and St. Louis Cardinals. This signature was obtained during the 1986 season and features a signature that is significantly different from his current signature. Availability: Usually ships the next business day. McGwireMarkIndex$99.95 IMAGES SHOWN ARE OF THE EXACT ITEM YOU WILL RECEIVE. WE AT TIMELESS LEGENDS GO THROUGH GREAT EFFORT UPDATING THIS WEBSITE TO ENSURE EACH OF OUR CLIENTS KNOWS EXACTLY WHAT THEY ARE PURCHASING. A written certificate of authenticity from Timeless Legends (or the company mentioned in the item description) is provided with each autographed collectible. We DO NOT sell copies or facsimiles. All items are original hand signed autographs from the athlete/celebrity depicted. Authenticity is guaranteed for life on all items sold by Timeless Legends.