Larry Bird & Magic Johnson Autographed Lakers/Celtics 16x20 Photo BAS 40019 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a Boston Celtics/Los Angeles Lakers 16x20 photo that was personally autographed by Larry Bird and Magic Johnson. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.