In 1868, in collaboration with educator Amos Densmore, Sholes arranged the letters on the keyboard for better
spacing between popular keys used in combination.
Keyboardist Manzarek was in a band called Rick & the Ravens with his brothers Rick and Jim,
while drummer John Densmore was playing with the Psychedelic Rangers
and knew Manzarek from meditation classes.
Drummer John Densmore recalls the incident in his biography Riders On the Storm,
where, after the show he met with Ray and Robby; they decided to end their live act, citing their mutual agreement that Morrison was ready to retire from performing.