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
Madrid, 2006 - Photograph Exhibition Pablo Picasso, Guernica, historia de un cuadro, en los jardines de la Casa de América
New York, 27 August 1980 - Institutional correspondence A letter from Eleanor L. Saxe to William Rubin, Sharon Zane and others