This Autographed Auto Graded Gem Mint 10! 3.85x4.5 Cut Signature with the inscription of "To Barry Best Wishes From The Beatles (Harrison), All The Best, Pal! (McCartney)" has been Personally Signed by John Lennon, Paul McCartney, George Harrison & Ringo Starr of The Beatles. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. This also comes with a LOA from Beckett, Beatles autograph expert Frank Caiazzo & music expert Roger Epperson.