This SUNS ALVAN ADAMS AUTHENTIC SIGNED CARD 1981 TOPPS #79 PSA/DNA SLABBED has been certified authentic. It comes slabbed and authenticated by PSA/DNA. You can also see the authentication on the PSA/DNA website, PSAcard.com. This is a stock item, we have several of these available. The one you will receive will be of equal quality to the one pictured. Please be sure to check out our other listings, Click here!