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. We 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.