ca. 1952–1956 - Internal museum documents Publicity report for the exhibition Studies for Guernica by Normal University, Illinois, addressed to the Travelling Exhibitions Department at the Museum of Modern Art, New York
<em>New Left Review</em>, London, vol. 27 (May–June 2004): 5–21 - Article “Afflicted Powers: The State, the Spectacle and September 11”
2 March 1974 - Institutional correspondence A letter from Karl Denim, S. S. Kush and Joshua Jericho in defence of Tony Shafrazi