Here's some some posters for rock and roll documentaries and concert films. I enjoyed many of these at midnight movies in the 1970's and early 1980's.
Jimi Plays Berkeley, 1973. Jimi Hendrix.
Yessongs, 1975. Yes. Art by Roger Dean.
The Kids Are Alright, 1979. The Who.
Gimme Shelter, 1970. The Rolling Stones.
The Song Remains the Same, 1976 (Japanese). Led Zeppelin.
Get Down Grand Funk, 1970 (originally released as Mondo Daytona in 1968). Grand Funk Railroad.