This is a Sonics Logo Basketball that has been hand signed by 8 members of the 1978-79 NBA Champions Seattle Supersonics. Signatures include Fred Brown, Gus Williams, Jack Sikma, Paul Silas, Wally Walker, Dennis Awtrey, Dick Snyder & Tom LaGarde. This item was signed in the presence of a Mill Creek Sports representative and comes with their serial numbered hologram and matching certificate of authenticity.