Ferguson Fergie Jenkins Signed Official National League Baseball JSA Authentic

Signed Ferguson Jenkins Official National League Baseball in blue pen on the sweet spot with "HOF 91" and "284 Wins" inscription. The signature is faded. This item has been certified by James Spence Authentication (JSA) with sticker affixed to item and matching card and also certified by Professional Sports Authenticators (PSA) with sticker affixed to the item but the card is missing.