John Hammond performs live on Mountain Stage. Brian Blauser/Mountain Stage hide caption

itoggle caption Brian Blauser/Mountain Stage

Blues artist John Hammond is celebrating more than 50 years of recording with a live album called Timeless. Marla Silver/Courtesy of the artist hide caption

itoggle caption Marla Silver/Courtesy of the artist

John Hammond performed on Mountain Stage. Brian Blauser/Mountain Stage hide caption

itoggle caption Brian Blauser/Mountain Stage