San Francisco Poster Company: Eight framed and glazed posters comprising "P.H Factor" (36cm x 50cm), "The Hells Angels Present: The Big Brother Holding Co." (36cm x 50cm), "Psychedelic Art" (36cm x 50cm), "Dance Concert at the Golden Sheaf Bakery in Berkley" (36cm x 50cm), "This Is It- The New World Has Hit Oakland" (36cm x 50cm), "The Xmas Show- Quicksilver Messanger Service" (36cm x 50cm), "Band Service" (36cm x 50cm), and "A Gathering of the Tribes for a Human Being" (36cm x 50cm).