Allen Ginsberg/Timothy Leary Human Be-In 'A Gathering of the Tribes'
Stanley Mouse
Artist
Offset lithograph on paper
Big Brother and the Holding Company/Janis Joplin and Blue Cheer
Rick Griffin
Artist
Offset lithograph on paper
Boycott Andy Boy Broccoli and Lettuce
United Farm Workers of America
Politician
Paper, adhesive, and plastic