This Autographed Postmarked October 18, 1928 & Framed Handwritten 3.5x5.5 Postcard has been Personally Signed by Ty Cobb of the Detroit Tigers. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by JSA. The authenticity can be verified on JSA website. This item has been professionally framed to overall dimensions of approximately 28 x 28 inches.