Monte Irvin Signed 1983 Donruss HOF Heroes #15 Card Beckett 10 Slab 38480 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact item that you will receive so please see pictures for condition. This is a trading card that was personally autographed by Monte Irvin. This has been professionally slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.