This XL Custom Jersey was signed by New York Yankees Bobby Richardson and inscribed "60 WS MVP in the presence of a JSA Representative and Guaranteed to be Authentic under their WITNESSED PROTECTION PROGRAM. It comes with a Certificate of Authenticity from JSA with their matching numbered hologram affixed to the jersey #WP037160. Bobby Richardson is the only player in World Series history to ever lose the series and be voted MVP (1960). This comes with our Atkins Sports Memorabilia 100% Lifetime guarantee on the Authenticity or you're money back. ( Stock #2543 )