Len Dawson JSA Authenticated Signed Autographed Kansas City Chiefs mini helmet. Comes with JSA numbered certificate of authenticity and matching numbered sticker on the back of the mini helmet.The item "Len Dawson Autographed JSA Authenticated Kansas City Chiefs Mini Helmet" is in sale since Wednesday, October 21, 2020. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Football-NFL\Helmets". The seller is "yardbird1" and is located in Boring, Oregon. This item can be shipped worldwide.