Philadelphia, 18 September 1957 - Institutional correspondence Henry Clifford's letter to Pablo Picasso
Philadelphia, 1958 - Exhibition catalogue Catalogue for the exhibition Picasso: 75th Anniversary at the Philadelphia Museum of Art
<em>Marxist Perspectives</em>, New York, vol. 1, no. 4 (winter, 1978): 28–51 - Article “The Museum of Modern Art as Late Capitalist Ritual: An Iconographic Analysis”