Quicksilver Messenger Service formed in 1965 in San Francisco. They've released 14 studio albums and 24 live albums and had minor hits with Pride Of Man in 1967, Who Do You Love in 1969 and Fresh Air in 1970. Original members Gary Duncan and David Freiberg continued to tour as Quicksilver Messenger Service from 2006 to 2019.
Quicksilver Messenger Service singer/guitarist Gary Duncan dies at 72
https://heavy.com/entertainment/2019...y-duncan-dead/