GARY OLDMAN Authentic Hand-Signed “HARRY POTTER Sirius Black” 8×10 Photo JSA COA. JSA Authentication # II51571. This item is guaranteed 100% authentic by JSA – James Spence Authentication! High Quality Photo Printed on a Canon MG7120. INTERNATIONAL BUYERS (PLEASE READ). The item “GARY OLDMAN Authentic Hand-Signed HARRY POTTER Sirius Black 8×10 Photo JSA COA” is …