Bob Cousy Autographed Boston Celtics January Sport Magazine Cover JSA 37725 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact item that you will receive so please see pictures for condition. This is a Boston Celtics January Sport magazine cover that was personally autographed by Bob Cousy. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.