Walking Dead Signed / Autographed. Autographed Signed 12 x 18 Photo - Signed BIG and BOLD! Incredible photo - Incredible signatures!Certificate of Authenticity from JSA # T54180 - Sticker is on the back. The item "Andrew Lincoln Jeffrey Dean Morgan JSA Signed Autograph Photo Walking Dead Negan" is in sale since Wednesday, November 22, 2017. This item is in the category "Entertainment Memorabilia\Autographs-Original\Television". The seller is "dylan-records" and is located in Greensboro, North Carolina. This item can be shipped worldwide.