No it's not authenticated because we simply stood in line, got him to sign it, and left the store. This was back in '92 or '93. The card is ungraded but in near mint condition.
i'm not trying to sell it, just wanting to give it a value.
Follow my blog - I Identify as a Card Collector.
“Aslan didn't tell Pole what would happen. He only told her what to do. That fellow will be the death of us once he's up, I shouldn't wonder. But that doesn't let us off following the signs.” - Puddleglum in The Silver Chair by C. S. Lewis