1971 blacklight poster by our man Howard Bernstein, published by Pomegranate 💫
Howard Bernstein Blacklight
Farther Out:
Family Dog Productions, 1968
Stay off the Horse 
J. Cushing, 1967
Howard Bernstein, Double Bubble
Rick Griffin, 1975
John Thompson Poster Art
Sue Martinez, 1970
Von Schmidt, 1970
The Door of Perception
Howard Bernstein, Sunkissed
Wilfried Satty
Peter Max for Apollo 11
Vagabond Creations
Captain America (1970)
Norman Orr, 1971
Howard Bernstein, 1971
Double Bubble
Love Is Life / Life Is Love
Natural Act
Paul Kagan and David Smith, 1968
Hang Loose
Stanley Mouse
Lee Conklin, 1971
East Totem West