STEPHEN KING Signed Autographed Photo master COA HologramStephen King signed photo master of horror black marker. Complete with numbered certificate document and hologram noting signature date location All of our Certificates of Authenticity ( COA ) state the location and date of where the autograph signature was obtained. We are the only dealer as far as we know that provides this information with every item! In the hobby of memorabilia, this is very important.