Product Description Autographed in person by: John Mayall, Jon Mark, Steve Thompson, Larry Taylor, and Johnny Almond We Offer a 100% Guarantee Of Authenticity! All Purchased Items Come With A Certificate Of Authenticity From American Authentication Services , do not accept a coa from the same company you purchased it from, insist on third party authentication, We work Exclusively With Collectors And Third Party Authenticators To Ensure That Every Item Is Absolutely Authentic! And We Want You To Know That Unlike Most Autograph Dealers, All Sales Are Not Final Here, You Can Return Any item for any reason for up to 30 days, and authenticity is guaranteed for life! Frame it!