This Autographed Bobby Brown Oal Baseball has been Personally Signed by Mike Davis of the Oakland Athletics. This item is 100% Authentic. This item may come with the new Beckett Authentication hologram that has a scannable QR code rather than the traditional COA. If you would like to have a COA; you are welcome to reach out to Beckett for a printed certification once you receive your item. We have multiples of this same item. While the photographs are representative of this item; the size; placement and strength of the signature may vary. Each item is hand signed; therefore; each autograph is unique. Please know; these are vintage baseballs; and will have some spotting and toning throughout. Please reach out to us with questions prior to purchase.