This is a 'Definitely Genesis Publications' Book, approximately that has been hand signed by all 5 band members of Def Leppard. These members are Joe Elliott, Phil Collen, Rick Allen, Rick Savage and Vivian Campbell. This is a limited edition item that is serial numbered #/1500. This book measures 11"x13"x3". This item has been certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof QR Code sticker and full-page certificate of authenticity.