John Brown autographed footballs are a must have for any Arizona Cardinals fan or memorabilia collector. Display this John Brown Arizona Cardinals Autographed White Panel Logo Football - Certified Authentic proudly in your home, office or Arizona Cardinals memorabilia man cave. This John Brown signature has been authenticated by Seller and will come complete with a Certificate of Authenticity (COA) and matching tamper-evident sticker. Sports Collectibles is the online leader in authentic John Brown signed memorabilia. Start your Arizona Cardinals signed football collection off right with an authentic John Brown autograph. Item ships same day.