Cal Ripken Jr Autographed Mitchell & Ness Framed Blue Jersey JSA 40124 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 professionally framed Baltimore Orioles Mitchell & Ness white jersey that was personally autographed by Cal Ripken Jr. This jersey measures approximately 42" x 34" and Includes a certificate of authenticity from James Spence Authentication Services (JSA) and Denver Autographs.