You can view this item on the Beckett Authentication website, it shows when and where the item was signed.
Davante Adams Autographed Raiders F/S Speed Flex
Davante Adams Las Vegas Raiders Fanatics Authentic Autographed
Davante Adams Signed Las Vegas Raiders Fs Speed Authentic Helmet
Davante Adams Signed Las Vegas Raiders F/S Flash Speed Helmet
Davante Adams Las Vegas Raiders Autographed Riddell Flash Alternate Speed Authentic Helmet
Davante Adams Las Vegas Raiders Autographed Riddell Speed Mini Helmet
Davante Adams Las Vegas Raiders Autographed Riddell Speed Authentic Helmet
Los Angeles Raiders Memorabilia – Super Sports Center
DaVante Adams- Signed Mini Helmet- Las Vegas Raiders
Friendly Confines Davante Adams Signed Green Bay Packers Blackout Jersey (Beckett Holo) All Pro WR
Davante Adams Autographed Raiders F/S Speed Flex