This Autographed & Framed 4.5x5.5 Envelope with the inscription of "Many Thanks" has been Personally Signed by John F. Kennedy. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. This item has been professionally framed to overall dimensions of approximately 33.5 x 34.5 inches.