Phil Collins and Robert Plant

Jimi Hendrix and Mick Jagger.

George Harrison strums a borrowed guitar as he is followed by local hippies strolling through Golden Gate Park. Harrison, visiting San Francisco, spent an hour touring the hippie Haight-Ashbury district culminating this stroll through the park.

The Who performing in 1966

The Byrds in New York City, 1967

Mick Jagger, Keith Richards, and Jack White

The Rolling Stones in New York City, 1966

David Gilmour and Roger Waters in the studio, 1971

John Bonham, 1977. Photo by Chris Walter.

Paul McCartney triptych. Photo by Gered Mankowitz.

Paul and Linda McCartney

Iggy Pop in 1979. Photo by Guido Harari

David Bowie by Brian Duffy.

Jimmy Page in Los Angeles, 1971. Photo by Jim Marshall

Mick Jagger at Fort Collins in Colorado, 1969. Photo by Ethan Russell.

Pink Floyd

Paul McCartney with Bono, Andrew Ridgeley, George Michael, Freddie Mercury and David Bowie at Live Aid, 1985

David Bowie in 1969

Marc Bolan in 1970. Photo by Barrie Wentzell.

Janis Joplin in London in 1969. Photo by Malcolm McNeill.