1977-78 Seattle Supersonics Autographed Penn Basketball With 10 Signatures Including Dennis Johnson Beckett BAS #AE08386

This is a Penn Official Basketball that has been hand signed by 10 members of the 1977-78 Seattle Supersonics Team. Signatures include Dennis Johnson, Jack Sikma, Al Fleming, Fred Brown, Paul Silas, Bruce Seals, Marvin Webster, Joe Hassett, John Johnson and one other . This item has been certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof sticker and matching full-page certificate of authenticity.