1. The designer Charles Eames holds a spread of facing pages bearing a reproduction of Pablo Picasso's eyes.
2. Cover of 'Trophies' (1979), an artist's book by Dieter Roth comprised of reproductions of his two-handed drawings.
3. 'Self-portrait' of Ulises Carrión (1979), photo by J. Liggins.
4. John Lennon and Yoko Ono, simultaneously reading a book.