American rock music poster for a concert presented by the Hells Angels and featuring Big Brother and the Holding Company (with Janis Joplin) and Blue Cheer at the California Hall in San Francisco, 1967. The design features a photograph of “Hairy Henry” (Hank), and Phyllis Willner, taken on the “Death of Money” March, organised by The Diggers (a radical community-action group of activists based in San Francisco), 17 December 1966. Published by the San Francisco Poster Company. Possibly a second printing from the later 1960s. A higher resolution image is available for viewing on request.