Willie Stargell autographed Baseball Hall of Fame Induction Gateway cachet envelope (JSA)

Gateway cachet envelope commemorating the Baseball Hall of Fame Induction of Willie Stargell postmarked on the ceremony day (July 31, 1988) beautifully autographed by Stargell in ballpoint pen. From a paid signing with Gateway authenticated by JSA, with their matching numbered sticker on the back of the envelope and certificate of authenticity card. ONLY ONE AVAILABLE FOR SALE.