Here is SEATTLE SUPER SONICS 1982-83 autographed ball that has 12 players signatures and Lenny Wilkens (coach) and dave Harshman (asst coach).  

This is a Kent Official rubber ball.  

The signatures are:

Lenny Wilkens (coach)

Jack Sikma

Gus Williams

Fred Brown

David Thompson

Danny Vranes

Tom Chambers

Al Wood

Reggie King

Jon Sunvold

Steve Hawes

Scooter McCray

Steve Hayes

Dave Harshman (asst coach)

There were 2 other players that played for the Sonics that year that are not on the ball.  They are:

Clay Johnson - 25 games

Charles Bradley - 8 games

Let me know if you have any questions.

steve