This Autographed 3.25 x 5.5 Index Card has been Personally Signed by Edwin "Buzz" Aldrin. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services.The authenticity can be verified on Beckett Authentication Services website. Each cut measures approximately 2x4.25 inches, the overall dimensions measure 5x7 inches. Press Pass Collectibles only offers Authentic Autographs by Edwin "Buzz" Aldrin through Signings, In-Person Signings or Private Collections to include a 100% money back Lifetime Authenticity Guarantee.