From 1970 to 1995 , Kahn was Jerry Garcia 's principal musical collaborator outside of the Grateful Dead .
John Kahn ( June 13 , 1947 -- May 30 , 1996 ) was an American electric and acoustic bassist .
From 1970 to 1995 , bassist was Jerry Garcia 's principal musical bassist outside of the Grateful Dead .
John Kahn ( June 13 , 1947 -- May 30 , 1996 ) was an American electric and acoustic bassist .